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Vikki [24]
3 years ago
15

Translate the sentence into an equation. Twice the difference of a number and 4 is 9. Use the variable y for the unknown number.

​
Mathematics
1 answer:
gulaghasi [49]3 years ago
6 0

Answer:

2x-4=9

Step-by-step explanation:

2x-4=9

2x=y

2x=13

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Alinara [238K]

\frac{9 {x}^{2} + 80x + 360 }{72}
If I'm not mistaken, this should be the answer
5 0
4 years ago
The parabola y=x^2 is shifted up by 4 units , what is the equation of the new parabola
Gekata [30.6K]

Answer:

y= (x^2)+4

Step-by-step explanation:

If outside of the parentheses, the function can move up or down. So, by adding 4 to the function/parabola, you shift the equation up by 4 units.

5 0
3 years ago
What is the solution of the system of linear equations below?
lesya692 [45]

Answer:

the answer is no solution.

7 0
3 years ago
What are the solutions to the quadratic equation below? X^2-8x+16
leva [86]

(₋4)²

how i got it -

1st i used the sum-product pattern

x² - 8x + 16

x² -4-4+16

then, found the common fact from the two pairs

x² - 4 - 4 + 16

(-4) - 4(-4)

rewrite in factored form

(x-4)-4(-4)

(-4) (-4)

combine to a square

(-4) (-4)

4 0
3 years ago
Read 2 more answers
Given the figure below, find the values of x and z
viktelen [127]

Answer:

x=6 the angle =88

z=92

Step-by-step explanation:

find x

92+11x+22=180

114+11x=180

11x=180-114

x=66/11

x=6 the angle is 11(6)+22=66+22=88

find z=

z+88=180

z=180-88=92

8 0
3 years ago
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