Solve the following system of equations
by substitution:
-X+y= -5
2x - 5y=1
Which ordered pair is the solution?
Help

Answers

Answer 1

Answer:

Step-by-step explanation:

y = x - 5

2x - 5y = 1

2x - 5(x - 5) = 1

2x - 5x + 25 = 1

-3x + 25 = 1

-3x = -24

x = 8

y = 8 - 5

y = 3

(8, 3)


Related Questions

<2 and <3 are ____ angles

complementary

vertical

congruent

supplementary

Answers

Answer:

supplementary

Step-by-step explanation:

Angle would add up to 180 degrees. lol second time!

Answer:

supplementary

Step-by-step explanation:

What is another way to write 75?

A. 5+5+5+5+5+5+5

B. 5×5×5×5×5×5×5

C. 7×7×7×7×7

D. 7+7+7+7+7

Answers

Answer:

c

Step-by-step explanation:

Answer:

1236835728943470

Step-by-step explanation:

Joanne and Ed Greenwood built a new barn with an attached arena. To finance the loan, they paid $1,326 interest on $47,600 at 4%. What was the time, using exact interest? (Do not round intermediate calculations. Round up your answer to the nearest day.)

Answers

Answer:254 days

Joanne and Ed Greenwood built a new barn with an attached arena. To finance the loan, they paid $1,326 interest on $47,600 at 4%. What was the time, using exact interest? (Do not round intermediate calculations. Round up your answer to the nearest day.)

Step-by-step explanation

Note that

Interest is represented by I=1326

The principal is represented by P=47,600

Rate is R =4%

And Time is year

Interest is calculated using the formulae,

I =PRT/100

From the above formulae, time can be calculated as

T=100I/PR

T= 100×1326/(47600×4)

T= 132600/190400

T= 0.6964 years

To convert to days, multiply by 365(since those no of days make a year)

T= 0.6964×365=254 days

This was approximated to the nearest day

Answer is 254 days

A bag contains nine balls labeled 1 through 9. One ball will be randomly picked. What is the probability of picking a multiple of 3?

Answers

Answer: 3/9 or 1/3

Step-by-step explanation:

3, 6 and 9 are all multiples of 3 equal or below 9.

Find the GCF for the given list.
24x,12
The GCF is [_]?​

Answers

Answer:

GCF is 2 x 2 x 3 = 12

Step-by-step explanation:

to get the GCF of 24 and 12

you have to factor each value, then choose all the copies of

factor and times or multiply them.

so,

  24 = 2 2 2 3

   12 =  2 2    3

GCF =  2  2    3

therefore, the GCF is 2 x 2 x 3 = 12

hope it helps. good luck!

Identify the solutions to (2x - 4)(x + 10) = 0

Answers

Answer:
-10,2

Solve by factoring set each equation equal to 0.
2x-4=0
X+10=0
Simplify

Answer:

x = -2

Step-by-step explanation:

2x-4+x+10=0 combine like terms

3x + 6 = 0 subtract 6 from both sides

3x = -6 divide by 3

x = -2

What is the distance between points (8, 4) and (3, 4) on a coordinate plane?

Answers

Answer:

5 units

Step-by-step explanation:

Since the y value doesn't change, and the x value changes by 5 units, we can conclude that the distance between the points is 5 units.

Please help me with this

Answers

Answer: 5x-y+6

Step-by-step explanation:

In how many ways can you select a committee of four students of a group of nine students?

Answers

Answer:

126

Step-by-step explanation:

n! / (r! (n-r)!)

In this case n = 9 and r = 4

9!/ (4! * (9-4)!)

9!/ (4! * 5!)

= 126

9! = 9x8x7x6x5x4x3x2x1

A large negative number is added to a small positive number. Which of the following statements is correct about the
sum?
the sum will be negative
the sign of the sum cannot be determined
the num could be the positive or negative
the sum will be positive

Answers

Answer:

the sum will be negative

The sum will always be negative because the positive number would have to be larger than the negative for the outcome to be positive.

Why might you need to use the addition or subtraction property of equality more than once after you have used the distributive property and combined like terms?​

Answers

Answer:

If there is a variable term and a constant on each side of the equation, then you will need to use the addition or subtraction property of equality once to isolate the variable term and once to isolate the constant.

-Зу = 7x - 21
Use intercepts to graph the line described by each equation

Answers

Answer:  to get the equation needed to graph the equation, divide tach term by -3 to isolate y. The  slope-intercept equation becomes

y = -7x/3 + 7

Step-by-step explanation:

Use the y-intercept to plot 7 on the y axis then plot a point down 7 and 3 to the right  (3,0) and draw the line through those points.

acomoda 2 8 3 y 4 en este orden con las operaciones +-×÷ de forma que el resultado sea 76 y 40







Answers

Answer:

[(2*8) + 3] *4 = 76

[2*(8 - 3)]*4 = 40

Step-by-step explanation:

Los paréntesis ( ), corchetes [ ] y llaves {} son símbolos de agrupación que indican el orden de las cuatro operaciones aritméticas básicas (suma, resta, multiplicación y división). Las reglas del orden de operaciones establece que se debe realizar primero el cálculo dentro de los símbolos de agrupación.

En otras palabras, la jerarquía de operaciones es el orden en el que hay que realizar las distintas operaciones, ya que unas tienen prioridad frente a otras. Y establece primero debes empezar por resolver los paréntesis, luego los corchetes y finalmente las llaves. Es decir, cuando haya símbolos de agrupación dentro de símbolos de agrupación, calcula de adentro hacia afuera. Esto es, empieza simplificando los símbolos de agrupación en el centro.

Para obtener 76, se pueden realizar la siguiente operación combinada:

[(2*8) + 3] *4

Aplicando lo anteriormente mencionado de la jerarquía de operaciones, comienzas por resolver el paréntesis:

[16 + 3]*4

Ahora, resolviendo el corchete:

19*4

Finalmente, resolviendo la multiplicación:

19*4= 76

Entonces [(2*8) + 3] *4 =76

Para obtener 40, se pueden realizar la siguiente operación combinada:

[2*(8 - 3)]*4

Comenzando a resolver el paréntesis:

[2*5]*4

Ahora, resolviendo el corchete:

10*4

Finalmente, resolviendo la multiplicación:

10*4= 40

Entonces [2*(8 - 3)]*4 = 40

describe the sequence of translation used to move figure 1 onto figure 2

Answers

The shape moved over 10 and up three. Is this what you’re looking for?

please help me with this questions

Answers

Answer:

See attached

Step-by-step explanation:

The answers added on the picture

How many degrees is the measurement of the missing angle? (Only numeric answer, no words or symbols at all)

Answers

Answer:

The answer is 135

Step-by-step explanation:

all angles in a triangle equal to 180.

so, 25+22= 45

then, 180-45= 135

the missing angles measure is 135 degrees

hope this helps!

19c + 31 = 26c - 74




solve for c

Answers

Answer:c

c = - 15

Step-by-step explanation:

Simplifying

19c + 31 = 26c + -74

Reorder the terms:

31 + 19c = 26c + -74

Reorder the terms:

31 + 19c = -74 + 26c

Solving

31 + 19c = -74 + 26c

Solving for variable 'c'.

Move all terms containing c to the left, all other terms to the right.

Add '-26c' to each side of the equation.

31 + 19c + -26c = -74 + 26c + -26c

Combine like terms: 19c + -26c = -7c

31 + -7c = -74 + 26c + -26c

Combine like terms: 26c + -26c = 0

31 + -7c = -74 + 0

31 + -7c = -74

Add '-31' to each side of the equation.

31 + -31 + -7c = -74 + -31

Combine like terms: 31 + -31 = 0

0 + -7c = -74 + -31

-7c = -74 + -31

Combine like terms: -74 + -31 = -105

-7c = -105

Divide each side by '-7'.

c = 15

Simplifying

c = - 15

−5 1/5÷(2/3) help plz

Answers

Answer:

−5 1/5÷(2/3)≈-7.8

What would be the profit when the price is $35?

Answers

Step-by-step explanation:

The total expenses stay the same at $92,039.

The income changes to 12,000 × $35 = $420,000.

So the profit is $420,000 − $92,039 = $327,961.

Question 3
Now select point A, B, or D on the line segment and move the point while keeping the order of A, B, C, and
between the lengths of the line segments change?
В І о
x?
BE
X
Font Sizes
A-
А -
:
Characters used: 0 / 15000

Answers

Answer:

The relationship between the lengths of the line segments doesn't change. In all the cases, AB = CD and AC = BD.

Step-by-step explanation:

this is the exact answer word for word, so id recommend to put it in your own words

ex. when i move one point the other points move so the lengths stay equal to each other

Answer:

The relationship between the lengths of the line segments doesn't change. In all the cases, AB = CD and AC = BD.

Step-by-step explanation:

PLATO answer.

A miniature yorkshire terrier one of the smallest dogs may weigh only 700 g. but a st. bernard the heaviest dog could easily weigh 76 kg. Find the difference in the weight of the two dogs in kilograms. what is tge difference in the dogs weights

Answers

Answer:

76-0.7=75.3 kg

Step-by-step explanation:

I don't understand the question

Prime numbers have...
Less than two factors
More than two factors
Exactly two factors
Less than or equal to two factors

Answers

Answer:

(Exactly two factors)

Answer:(C) Exactly two factors

Step-by-step explanation:(C) Exactly two factors

Which of the following expressions
are equivalent to the whole number
240?
O 8x3
8 x 30
O 80 x 3
O 6x40
O 60 x4

Answers

Answer:

80x3, 6x40, 60x4

Step-by-step explanation:

80x3=240

6x40=240

60x40=240

which shows the best use of the associative and commutative properties to make simplifying 2/7 - 17 + 6 - 5/7 + 1 easier?

Answers

Answer:

B

Step-by-step explanation:

:)

2
¿Cuál de los siguientes causa que un sólido cambie a liquido

Answers

Answer:heat

Step-by-step explanation:heat turns solid into liquid

corey tracks heart rate after coming off the ice in a hockey game. in 1/6 minute, her heart beats 26 times.

Answers

Answer:156

Step-by-step explanation: 26÷1/6 =26×6 =156

The intensity level is moderate

In one second Corey's heart will beat 3 times.

What is Equation Modelling?

Equation modelling is the process of writing a mathematical verbal expression in the form of a mathematical expression for correct analysis, observations and results of the given problem.

Given is Corey's heart beats 26 times in 1/6 minutes.

Assume that her heart beats [x] times in 1 second. Then -

1/6 of minute = 1/6 x 60 = 10 seconds

In 10 seconds, her heart beats 26 times

So, in one second, her heart will beat (26/10) = 2.6 times = 3 times (approx.).

Therefore, in one second Corey's heart will beat 3 times.

To solve more questions on Equation Modelling, visit the link below -

brainly.com/question/14441381

#SPJ2

3/5 + 2/6=......................​

Answers

Answer:

14/15

Step-by-step explanation:

3/5 + 2/6 = 3/5 + 1/3

5, 3: 15

= 9/15 + 5/15

= 9 + 5/15

= 14/15

0.5 times -8 3/5[/tex] Help I need the answer quick

Answers

Answer:

0.5 times -8 3/5

Step-by-step explanation:

Subtract both numbers and you will get the answer.

What is R,S,W? I really need help!

Answers

Answer:

R- 73°

S- 73°

W- 138°

Step-by-step explanation:

Every triangle is 180°.

So 65+42=107

180-107=73

So that's the triangle to the right.

Now the other one is identical.

So we know the line w is on is 180°

On the corner w is on it took up 42°

So 180-42= 138° (which is 'w')

Hope it helps! :D

During the first half of a football game, a running back ran for 9 total yards. In the second half, he ran for a loss of 12 yards. What was the running back's total yardage?

Answers

Answer:

21

Step-by-step explanation:

The running back's total yardage is 21 yards

From the question we are given the following parameters

Distance travelled in the first half of the game is 9 yards

Distance travelled in the second half of the game is 12 years

In order to determine the running back's total yardage, we will take the sum of the distance travelled as shown

Total distance travelled = 9 yards + 12 yards

Total distance travelled = 21 yards

Hence the running back's total yardage is 21 yards

Learn more here: https://brainly.com/question/22309443

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