Question

Use model to solve for x

A) x=6

B) x=-6

C) x= 4/5

D) x= -4/5

Answer 1

B

Explanation:

From the model we can write the algebraic equation

3x + 1 = 2x - 5 ( subtract 2x from both sides )

x + 1 = - 5 ( subtract 1 from both sides )

x = - 6 → B