Question

Tran says that -1/4x-7+9/4x+2x is equivalent to 4x-7. How can substituting any value for x help you determine whether Tran is correct? Is Tran correct? Use substitution to justify your answer

Answer 1

yes, Tran is correct.

Explanation:

−1/4x+ −7+9/4x+2x

(−1/4x+9/4x+2x)+(−7)

4x+−7

Hope it helps