5-2x=7-5x
-2x+5x=7-5
3x=2
X=2/3
Answer:
<u>Problem A</u>
5 * 5 * x * x * x

<u>Problem B</u>
8 * 8 * 8

<u>Problem C</u>
4 * 4 * 4 * x * x * x * x

Answer:

Step-by-step explanation:

Okay so you are correct with the gradient of the perpendicular line it is -5/2 however the equation is not y= -5/2 -1 because it is a new Line and has a new y-intercept therefore its Y=-5/2 + C but you have corrected that when doing the formula and have got the right answer