Question

Which expressions are equivalent to 7x - 14? Check all that apply.

O 114 - 7x
O X-2
O -(14-7x)
O 7(x - 2)
O 3x – 14 + 4x
O 2x - 10 + 5x +4

Answer 1

-(14 - 7x); 7(x - 2); 3x - 14 + 4x

Explanation:

for -(14 - 7x) when the negative is distributed you get -14 + 7x which is still 7x - 14

for 7(x - 2) when multiplied in you get 7x - 14

for 3x - 14 + 4x when added together you get 7x - 14