Solve using substitution y=3x+2, y=7x-6

Answers

Answer 1

Answer:

x=2, y=8 or (2, 8)

Step-by-step explanation:

y=3x+2

y=7x-6

substitute y=7x-6 into y=3x+2

7x-6=3x+2

4x=8

x=2

then plug 2 into either one

y=7(2)-6

y=8

Check answers

8=3(2) + 2  | correct

8 =7(2)-6 | correct

Answer 2
The answers are. Y=-0.6 , Y= 6/7

Related Questions

I can't find the right answer I keep getting it wrong

Answers

Answer:

not sure ia may give wrong answer

The answer is D
Hope this helped

what's the simplified form of this expression? 3-[-2/3 x (7 +2) =11]
what steps do you need to do to complete to get the right answer?
Please show your work so that I can learn how to do it.

Answers

Answer:

x = 4/3

Step-by-step explanation:

For each model below write the portion of the grid that is shaded as a percent and as a fraction. EXPLAIN.

Answers

Answer:

Just find the area of each shape .fir the first triangle it will be (0.5 x6 x6) so the answer is 18 . So the shaded part is 18 out of 100 or 18% . And so on for the trapezoid and the combined figure of square and triangle together

Step-by-step explanation:

What is the x and y-intercept 15x + 8y = 120x

Answers

Answer:

x=(0,8)

y=(15,0)

Step-by-step explanation:

X = (0.8)
Y=(15,0)
Hopes this helps

Can someone help me with this geometry problem tysm

Answers

Answer:

2x=128 x=64

Step-by-step explanation:

64x 2 =128

Can you help me please

Answers

Answer:

Using trigonometry:

Let's take Tan of 60 degrees:

Tan 60 degrees = Opposite / adjacent

We can see that the opposite side is 3√3 and the adjacent side is x

Tan 60 degrees = 3√3 / x

From the trigonometric table, we know that Tan 60 degrees is √3

√3 = 3√3 / x

x = 3√3 / √3

x = 3

Now, we will take Sin of 60 degrees

Sin 60 degrees = Opposite / Hypotenuse

We can see that the opposite side is 3√3 and the hypotenuse is y

Sin 60 degrees = 3√3 / y

From the trigonometric table, we know that Sin 60 degrees is √3 / 2

√3/2 = 3√3 / y

y = 3√3 / (√3/2)

y = 3√3 * 2/√3

y = 6

Therefore, y = 6 and x = 3

Please answer. View picture.

Answers

Answer:

I want to say 1, 3 and 5

Step-by-step explanation:

What is 441,902 rounded to the nearest ten thousand?

Answers

Answer:

440,000

Step-by-step explanation:

The given number i.e. 441,902 rounded to the nearest ten thousand should be considered as the 440,000.

Calculation of the number:

Since the given number is 441,902

We have round the above number to the nearest ten thousand

Since the thousand is less than 5,000 so here it should be 440,000

hence, The given number i.e. 441,902 rounded to the nearest ten thousand should be considered as the 440,000.

Learn more about number here: https://brainly.com/question/17166653

Five added to six times
a number w is the same
as the quotient of 32
and w.

Answers

Answer:

6w + 5 = 32/w

Step-by-step explanation:

6 times w = 6w

add 5 = 6w + 5

quotient = division = 32/w

Which expression results in a rational number?

Answers

Answer:

A

Step-by-step explanation:

It resluts in 4

The answer is A ..........

Write and solve an equation to find the value of x and the missing angle measures

Answers

Answer:

85 degrees

Step-by-step explanation:

its really easy just make them equal to eachother and then solve

9x + 13 = 11x-3

-11x (subtract because 11x is positive)

-2x +13 = -3

-13 (subtract because 13 is positive)

-2x = -16

divide both sides by -2

x= 8

substitute 8 for the x's and you have your answer

Simplify 3a^2b^2x2ab+6a^3b^2

Answers

[tex]3 {a}^{2} \times {b}^{2} \times 2ab + 6 {a}^{3} \times {b}^{2} = [/tex]

[tex]6 {a}^{3} {b}^{3} + 6 {a}^{3} {b}^{2} = [/tex]

Factoring 6a^3 b^2

[tex]6 {a}^{3} {b}^{2}(b + 1) [/tex]

_________________________________

I think this is the correct answer.

And we're done.

Thanks for watching buddy good luck.

♥️♥️♥️♥️♥️

Fatima is on the track team. One day at practice, it took her 19 minutes to run 2 miles. Select the expression that gives this as a unit rate.
Question 8 options:


19 minutes2 miles



912 minutes1 mile



1 mile912 minutes



912
miles per minute.

Answers

Answer:

19 minutes in 2 miles is how long it tool her to run it

Step-by-step explanation:

Answer:

9 1/2

Step-by-step explanation:

took test

ANSWER NOW PRONTO STACKED PLSSSSSS 20 POINTS

lacey is at -7.5 and noah is at 4.2 what iS the distance between them

Answers

Answer:

6.7 I think

Step-by-step explanation:

hope this helps

Answer: 11.7 apart

Step-by-step explanation:

Andre paid $13 for 3 books. Diego bought 12 books priced at the same rate. How much did Diego pay for the 12 books? Explain your reasoning.

Answers

51.96 quick maths hope it helped

The amount of money Diego paid is required.

The amount of money Diego paid was 52 dollars.

The cost of 3 books is 13 dollars

[tex]3\ \text{books}=13\ \text{dollars}[/tex]

[tex]1\ \text{book}=\dfrac{13}{3}\ \text{dollars}[/tex]

Diego bought 12 books

[tex]12\ \text{books}=12\times \dfrac{13}{3}=52\ \text{dollars}[/tex]

The amount of money Diego paid was 52 dollars.

Learn more:

https://brainly.com/question/19091928

https://brainly.com/question/18959692

A square piece of fabric has a length of 2.9 cm find the area of the piece of fabric

Answers

Answer:

8.41

Step-by-step explanation:

Yasmin buys 10 pounds of peaches. Peaches cost $1.95 per pound. How much did Yasmin pay for the peaches?
O $8.05
O $10.00
O $11.95
$19.50

Answers

Answer:

10 x 1.95 = 19.50 so D is your answer, $19.50

if Yasmin buys 10 pounds of peaches. Peaches cost $1.95 per pound then Yasmin pay $19.50 for the  10 pounds of peaches.

What is Equation?

Two or more expressions with an Equal sign is called as Equation.

Given that Yasmin buys 10 pounds of peaches

Peaches cost $1.95 per pound

we need to calculate the amount has to pay by Yasmin for the peaches.

1 pound of peaches =$1.95

We need to calculate for 10 pounds.

Use multiplication to find the amount.

10×1.95

$19.5

Hence, if Yasmin buys 10 pounds of peaches. Peaches cost $1.95 per pound then Yasmin pay $19.50 for the  10 pounds of peaches.

To learn more on Equation:

https://brainly.com/question/10413253

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Which expression is equivalent to 5(9 + 7)?
14 + 12
14 + 7
45 + 7
45 + 35

Answers

To do this, distribute the 5 to each number in the equation.
(5 x 9) + (5 x 7)
45+35

Hope this helps!!

Answer:

45+35

Step-by-step explanation:

You both get 80 for the answer mane

whats 9×9 how do you get the answer​

Answers

Answer:

9 × 9 = 81

This is basic 12x12 tables math

Answer:

81

Step-by-step explanation:

you just take 9 and times it by 8 and you get 81

Franco has a hat with 9 blue marbles, 4 yellow marbles, and 12 green marbles. He designs a binomial experiment by drawing a marble from the hat, recording whether the marble is green, and then laying the marble aside. He then repeat the process seven times. Which statement must be true?
A. The experiment is not a binomial experiment because there is not a fixed number of drawings.
B. The experiment is not a binomial experiment because the probability of choosing a green marble is the same for each drawing.
C. The experiment is not a binomial experiment because the probability of choosing a green marble is not the same fo each drawing.
D. The experiment is not a binomial experiment because there are only two possible outcomes for each drawing.​

Answers

Answer:

C: The experiment is not a binomial experiment because the probability of choosing a green marble is not the same for each drawing.

Step-by-step explanation:

Just took the Binomial Distribution Quiz on Edge.

The experiment is not a binomial experiment because the probability of choosing a green marble is not same for each drawing

What is binomial experiment ?

An experiment consisting of a fixed number of independent trials each with two possible outcomes, success and failure .

The experiment is not  a binomial experiment because the probability of choosing a green marble is not the same for each as after drawing the marble from hat , he is laying the marble aside and not putting it back into the hat  which altered the probability every time because total number of marbles are decreasing after every turn of drawing.

hence , correct answer is

option c

lets us learn more about Binomial Experiment

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Simplify the fraction
198/264
as much as possible

Answers

Answer:

What is 198/264 Simplified?

3/4 is the simplified fraction for 198/264.

Step-by-step explanation:

Answer:

3/4.

Step-by-step explanation:

Find the prime factors:

198 =  2 * 99

99 = 3 * 3 * 11

So 198 = 2 * 3 * 3 * 11.

264 = 4 * 66 = 2 *2 * 66

66 = 2 * 3 * 11

So 264 = 2 * 2 * 2 * 3 * 11.

Now we find the Greatest common factor os the 2 numbers:

It is 2 * 3 * 11 = 66.

Therefore we can now simplify the fraction:

198/66 / 264/66

= 3/4.

What is the slope-intercept form of 9x + 3y = 15?

Answers

Answer:

y = -3x + 15

Step-by-step explanation:

9x + 3y = 15

subtract 9x from both sides of equation

3y = 15 - 9x

isolate y by dividing

y = 15 -3x

rewrite

y = -3x + 15

Answer:

The answer is y = -3x + 5

Step-by-step explanation:

I took the quiz and got it correct.

SHOW WORK ILL MARK BRAINLIST !!!!

Answers

Answer:

8x-16

Step-by-step explanation:

2 + 3x-9 + 1 -10 +5x

-16 + 8x so 8x-16 is your answer

if y = 3/5x + 29 find the value of y when x= 12​

Answers

Answer:

166/5 is the right answer

Step-by-step explanation:

y=3/5x+26 (given)

put the value of x=12

y=(3/5)×12+26

so y=(36+130)/5

HELP ASAP

The scale on a map shows that 2 inches represents 15 miles. Which proportion can be used to find the actual distance,
X, represented by 30 inches on the map?
2 30
15
2 X
1530
15
2
0 30
15 X
302

Answers

Answer:

The proportion that can be used is  

2 inches           30 inches

15 miles                   x

Step-by-step explanation:

If 15 miles is 2 inches and 30 divided by 2 is 15, you have to multiply 15 by 15 to figure out how many miles 30 inches is. Because 15 x 15 = 225, 30 inches is 225 miles. Therefore, x = 225.

Please help
A population’s instantaneous growth rate is the rate at which it grows for every instant in time. Function r gives the instantaneous growth rate of a fruit fly population x days after the start of an experiment.

Answers

Given:

The function is

[tex]r(x)=0.05(x^2+1)(x-6)[/tex]

where, function r gives the instantaneous growth rate of a fruit fly population x days after the start of an experiment.

To find:

Number of complex and real zeros.

Time intervals for which the population increased and population deceased.

Solution:

We have,

[tex]r(x)=0.05(x^2+1)(x-6)[/tex]

[tex]r(x)=0.05(x^3+x-6x^2-6)[/tex]

Here, degree of function x is 3. It means, the given function has 3 zeros.

From the given graph it is clear that, the graph of function r(x) intersect x-axis at once.

So, the given function r(x) has only one real root and other two real roots are complex.

Therefore, function r has 2 complex zeros and one real zero.

Before x=6, the graph of r(x) is below the x-axis and after that the graph of r(x) is above the x-axis.

Negative values of r(x) represents the decrease in population and positive value of r(x) represents the increase in population.

Therefore, based on instantaneous growth rate, the population decreased between 0 and 6 hours and the population increased after 6 hours.

Answer:

Function r has two complex zeros and one real zero. Based on the instantaneous growth rate, the population decreased between 0 and 6 hours and the population increased after 6 hours.

Step-by-step explanation: I got it right

Put the following equation of a line into slope-intercept form, simplifying all
fractions.
6y - 3x = -24

Answers

y = mx + b

6y = 3x - 24

2y = x - 8

y = [tex]\frac{1}{2}[/tex]x - 4

Answer:y = mx + b

6y = 3x - 24

2y = x - 8

y = x - 4

Step-by-step explanation:

Just took the test

Evaluate the following expressions for m=-3 n=4 p=2.
b)p2 + mn

Answers

Answer:

-8

Step-by-step explanation:

2(2)+(-3)(4)=

4+(-12)=

-8

Answer: -3 because -7 +4 is equal to -3 and because im smart like that

A square has a side length of 19 in. What is the area?

Answers

Answer:

A=a2=192=361in²

Step-by-step explanation:

OHHHHHHHHHHHHHH WHO LIVES IN A PINEAPPLE UNDER THE SEA _______?

Answers

Answer:

Sponge Bob Square Pants!

Absorbent and yellow and porous is he.

Sponge Bob Square Pants!

If nautical nonsense be somethin' ya wish.

Sponge Bob Square Pants!

Then drop on the deck and flop like a fish.

Sponge Bob Square Pants!

Ready?

Sponge Bob Square Pants,

Sponge Bob Square Pants,

Sponge Bob Square Pants,

Sponge Booob Square Paaants!

Ah Ha Ha, Ha Ha Ha, Ha, hArgh wh..arire..Ha arrrigh.

Step-by-step explanation:

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