which equation has the solution of x=4

Answers

Answer 1

Answer:

do you have a picture of the equations? then I can help you when you do


Related Questions

fh+2g=t. solve for g ​

Answers

Step-by-step explanation:

2g = t -fh

[tex]g = \frac{t - fh}{2} [/tex]

A city issues 3-digit license plates for motorized scooters. The digits 0-9 are chosen at random by a computer program. What is the probability that a license plate issued meets each set of criteria

Answers

The probability of a license plate meeting all the given criteria is approximately 0.0000126, or  [tex]1.26 x 10^{-5[/tex].

Given that: A city issues 3-digit license plates and digits are 0 to 9.

Having all different digits:

To calculate this probability, use the same approach as before:

Number of favourable outcomes = 10 × 9 × 8

Total number of possible outcomes = 10 × 10 × 10

Probability = (Number of favourable outcomes) / (Total number of possible outcomes)

Probability = (10 × 9 × 8) / (10 × 10 × 10)

Probability = 720 / 1000

Probability = 0.72                                        (*)

Having at least one even digit:

So, the license plate must have all odd digits (1, 3, 5, 7, or 9).

Number of favourable outcomes = 5 × 5 × 5

Total number of possible outcomes = 10 × 10 × 10

Probability = (5 × 5 × 5) / (10 × 10 × 10)

Probability = 125 / 1000

Probability = 0.125                                      (1)

Now, the probability of having at least one even digit is the complement of the above probability:

Probability of having at least one even digit = 1 - 0.125

Probability = 0.875                                  (2)

Having the digits in ascending or descending order:

Ascending: 012, 123, 234, 345, 456, 567, 678, 789

Descending: 987, 876, 765, 654, 543, 432, 321, 210

Total favourable outcomes = 8 + 8

Total favourable outcomes = 16

Probability = 16 / 1000

Probability = 0.016                                 (3)

Having a specific digit in a specific position:

Let's say want the digit 7 to be in the first position.

Number of favourable outcomes = 1

Total number of possible outcomes = 10 × 10

Probability = 1 / 100

Probability = 0.01                                              (4)

Now, to find the probability of all criteria being met simultaneously, multiply the individual probabilities:

Probability of meeting all criteria = Probability (1) × Probability (2) × Probability (3) × Probability (4)× Probability (*)

Probability of meeting all criteria = 0.125 × 0.875 × 0.016 × 0.01 × 0.72

Probability ≈ 0.0000126

Hence, the probability of a license plate meeting all the given criteria is approximately 0.0000126.

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Dustin bought 2/3 pounds of peaches for $3.00.what was the price he paid per pound of peches

Answers

Answer:

3

Step-by-step explanation:

if 2/3 was 3/3 then it would be divided into 3 there for 3

A bag contains three red balls and six green balls do you plan to select three bars at random determine the probability of selecting three green balls

Answers

Answer:

The answer is likley 6/9

Step-by-step explanation:

Total number of balls = 9

Red: 3/9 chance of being selected

Green: 6/9 chance of being selected

Basically, there is a way higher chance of selecting 3 green balls and an even HIGHER chance of selecting 6!

To solve 5/7 - 2/n = 1/21

Answers

Answer:

-2/n=1/21-5/7

-2/n= -2/3

cross multiple

-2×3=n×-2

-6/-2=-2n/-2

n=3

What percentage of 18 is 24? plss answer dis need it RIGHT NOW.

Answers

Answer:

75%

Step-by-step explanation:

Answer: 75

Step-by-step explanation: there ya go M8

Please need help on this one

Answers

Step-by-step explanation:

Since Angle DAB = 90°,

DB is the diameter of the circle.

Therefore m(Arc DA) + m(Arc AB) = 180°.

=> m(Arc AB) = 180° - 47° = 133°.

For f(x) = 4x, find the value of x for which f(x) = 28
A. x = 28
B. x = 7
C. x = 112
D. x = 4

Answers

The answer is x=7 so it’s B

This is due today!!! Please help!!! C. What number is 40% of 160

Answers

Answer:

64

Step-by-step explanation:

40% = .4

160*.4 = 64

64 = 40% of 160

i need help for my math homework:

If we all draw a triangle using the same three side
lengths, will we all draw exactly the same triangle?

Answers

Answer: The triangles will all be the same.

Step-by-step explanation: They might be in different orientation, but they are congruent, and they can be rotated to all match up.

One proof of congruence is "sss" meaning "If the three sides of different triangles are the same, the triangles are congruent."


Which one for number 1?????

Answers

Answer:

leaking out of the tank

Step-by-step explanation:theres a " - " in the back of the number

Put in Lowest Terms: 7x + 5 - 6x + 2
Helppp

Answers

Answer:

1x+7

Step-by-step explanation:

7x+5-6x+2

7x-6x =1x

5+2=7

1x+7

Answer:

1x + 7

Step-by-step explanation:

hey there!first, we put the x numbers on one and the numbers without the x on one side that will look like 7x-6x + 5 + 2 then we slove them that will look like 1x +7 now we add them but we cant not add them because one number is with x and the other number is not with x. if we can not slove we can write them as 1x + 7

have a wonderful day

Which expression represents the prime factorization of 48?
F 3 x 23
G 4 x 9
H 34 x 2
J 24 x 3

Answers

Answer: 2^4 x 3 or J

Step-by-step explanation:

Solve this equation 2(a+3)=-4

Answers

Answer:

= -5

Step-by-step explanation:

Answer:

the answer is a=-5

Step-by-step explanation:

I got it right

Jill spent 12% of her money on a book. After buying the book, she had $120.12. How much money did Jill have before buying the book?

Answers

Answer:

Jill had $136.50 before buying the book.

Step-by-step explanation:

Let x be the total amount that Jill had

Then 12% of x is 0.12x

Jill was left with $120.12 after buying the book

Subtracting the cost of book from the total amount will given us the remaining amount.

Which means

[tex]x - 0.12x = 120.12\\0.88x = 120.12\\x = \frac{120.12}{0.88} \\x = 136.50[/tex]

Hence,

Jill had $136.50 before buying the book.

Pls help urgently extra points and mark brainlist it’s easy reading

Answers

Answer: banged

Step-by-step explanation:

Answer: It’s banged

Step-by-step explanation:

HELP! 85 POINTS IF RIGHT!
A person noted that the angle of elevation to the top of a silo was 65° at a distance of 9 feet from the silo. Using the diagram approximate the height of the silo. *Round to the nearest whole foot*​

Answers

Answer: Wouldnt the height be 585? Rounded would be 590?

Step-by-step explanation:

I thought you would have to multiply 65 x 9.

Answer:

24.7273 ft or 25 ft

Step-by-step explanation:

How many 15/6 s are in 1 and 7/8

Answers

Answer:

0.75

Step-by-step explanation:

1+7/8

over 15/6

exact results are 3/4 but decimal form its 0.75 and percentage is 75%

Three pizzas are shared equally among 12 people.what fraction of a pizza will each person get

Answers

Right now, you have 3 pizzas and 12 people. That makes the fraction 3/12. You can simplify this fraction. All you have to do is divide both 3 and 12 by 3.

So, 3/3 =1
12/3 =4

The fraction is 1/4

h = 3p + 5
Find the value of h when p = 7

Answers

Answer:

26

Step-by-step explanation:

h=21+5

h=26

The value of h will be 26, when p =7.

What is linear equation in two variables?

An equation is said to be linear equation in two variables if it is written in the form of ax + by + c=0, where a, b & c are real numbers and the coefficients of x and y, i.e. a and b respectively, are not equal to zero.

What is substitution method?

The method  in which, the value of one variable from one equation is substituted in the other equation. So that, a pair of the linear equation gets transformed into one linear equation with only one variable, which can then easily be solved. This method is called substitution method.

According to the given question we have

A linear equation in two variable

h = 3p + 5

So, the value of h when p = 7

Substitute, p = 7  in h = 3p + 5

⇒ h = (3 × 7) + 5

⇒ h = 21 + 5

h = 26

Hence, the value of h will be 26, when p =7.

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What value of x satisfies this equation?

10(1.5)^3x = 80

Round your answer to the nearest hundredth.

The value of x is ___

Answers

Answer:

1.71

Step-by-step explanation:

got it right on my test

The required value of x for the given equation is about 1.71.

Equation:

Important information:

The given equation is [tex]10(1.5)^{3x}=80[/tex].

Divide both sides by 10.

[tex](1.5)^{3x}=\dfrac{80}{10}[/tex]

[tex](1.5)^{3x}=8[/tex]

Taking log on both sides, we get

[tex]\log (1.5)^{3x}=\log 2^3[/tex]

[tex]3x\log (1.5)=3\log 2[/tex]

Divide both sides by 3log(1.5).

[tex]x=\dfrac{3\log 2}{3\log 1.5}[/tex]

[tex]x=\dfrac{\log 2}{\log 1.5}[/tex]

[tex]x\approx 1.71[/tex]

Therefore, the required value of x for the given equation is about 1.71.

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Can someone help me I will give the brainliest!!

Answers

Answer & Step-by-step explanation:

2. 4 times (*) f equals (=) 1/2

Equation: 4f=1/2

4 times (*) 1/8 equals (=) 1/2

f = 1/8

3. 832 divided by (/) n equals (=) 16

Equation: 832/n=16

832 divided by (/) 52 equals (=) 16

n = 52

4.  10 subtracted from (-) x equals (=) 6

Equation: 10-x=6

10 - 4 = 6

x = 4

Hope this helps ;)

PLEASE HELP ME ITS DUE TODAY

Answers

Answer:

she earn 4 per hour

Step-by-step explanation:

12 divide by 3 equal 4

20 divide by 5 equal 4

5 1/6 + (6 2/7) =?
PLEASE HELP

Answers

Answer:

11 and 19/42

Step-by-step explanation:

Hope this helps :)

The exponent equivalent of 20 x 20 x 20 is

Answers

Answer:

20 to the 5th power

Step-by-step explanation:

Point Q lies on ST , where point S is located at (-2, -6) and point T is located at (5,8).
If SQ: QT = 5: 2, where is point Q on ST ?
Select the point, and then select a place on the coordinate grid to plot point Q.

Answers

Answer: (3,4)

(X,Y) (X1- Y1)+ (X2- Y2)

The coordinate of point Q is (3,4).

What are coordinates?

A pair of numbers that employ the horizontal and vertical distinctions from the two reference axes to represent a point's placement on a coordinate plane. typically expressed by the x-value and y-value pairs (x,y).

Coordinates are always written in the form of small brackets the first term will be x and the second term will be y.

Coordinate point Q can be given by interception formula that state

Coordinate a point with intercept m: n  and bounded by coordinate (x₁, y₁) and (x₂, y₂).

x = [m(x₂) + n(x₁)]/(m + n)

And,

y = [m(y₂) + n(y₁)]/(m + n)

So,

x = [5(5) + 2(-2)]/(5 + 2)

x = 3

Similarly

y = [5(8) + 2(-6)]/(5 + 2)

y = 4

Hence "The coordinate of point Q is (3,4)".

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what is 2x+y=-2 in slope intercept form?

Answers

Answer:

y=-2x-2

Step-by-step explanation:

The chess club ordered 40 pizzas to be divided equally among 120 participants. How much pizza will each participant get? Pick the answer
A). 3 pizzas
B). 2 pizzas
C). 1/2 of a pizza
D). 1/3 of a pizza

Answers

The answer would be C I think

Paula bought a ski jacket on sale for $6 less than half its original price. She paid $86 for the jacket. What was the original price?

Answers

Answer:

$188

Step-by-step explanation:

Considering that the original price was first halved and then subtracted by 6$ to get a value of 88$, you can reverse all the steps made to get 88$. So first, 88$ + 6$, then (88$+6$) * 2 to reverse it from being halved, and your answer is 188$.

i hope this helps

Answer:

$166

Step-by-step explanation:

86 x 2 = 172 - 6 = 166

0.6(10n + 25) = 10 + 5n

Answers

Answer: n=-5

Step-by-step explanation:

distribute: 0.6(10n+25)=10+5n   0.6(10n)= 6n   0.6(25)=15   so then you put the problem together again... 6n+15=10+5n then you cancel out the n variable... 10-15=-5   6n=-5+5n   6n-5n=1n   1n=-5   -5/1   n=-5

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