Answer: X= 6 or X=-4
Step-by-step explanation:

Solve for p by simplifying both sides of the equation, then isolating the variable.
p=6
Answer:
x=w-z
add x to both sides w=z+x
subtract z from both sides w-z=x
Michelle will earn $15 from the interest rate.
-8 and +8 equal 0 since they cancel out. It's basically 8-8. So that leaves you with 0-(-7). The two negatives make a positive, now you're left with 0+7=7. Your answer is 7. Hope this helps :)