Question

Um can u guys pls help

Answer 1

if I can't explain in one line, then I will include the steps in the explanation.

1. 2x - 7
2. 2x - 7 = x + 9
3. 7

Step-by-step explanation(Q3):

`3^2-\left(5-3\right)^3+6\\5-3=2\\3^2-2^3+6\\3^2=9\\9-2^3+6\\2^3=8\\9-8+6\\9-8=1\\1+6\\1+6=7\\=7`

Hope it helps!