Question

I need help with this problem I not good at math

Answer 1

А. 7(2x) = 14x  ← not equivalent to 9x

B. 3x + 5x = 8x  ← not equivalent to 15x

C. 4(2x - 6) = 8x - 24  ← equivalent to 8x - 24

D. x+x+x+x = 4x ← not equivalent to x⁴

Answer is C.

Answer 2

A) 7(2x) and 9x
14x and 9x
B) 3x + 5x and 15x
8x and 15x
C) 4(2x-6) and 8x-24
8x - 24 and 8x - 24
D) x+x+x+x and x^4
4x and x^4
Answer C is the same with 8x-24
So the answer is C.