Question

Which expression is NOT equivalent to 5x ?

3x+2x

3x+2

7x+5−2x−5

(7x+5)−(2x+5)

Answer 1

3x+2 isnt a expression of 5x

Answer 2

3x+2

Explanation:

3x+2x = 5x

3x+2 = 3x+2 this is not equal to 5x

7x+5−2x−5 = 5z +0 = 5x

(7x+5)−(2x+5) = 7x+5 -2x-5 = 5x +0 = 5