Respuesta :

MathPhys

Answer:

B

Step-by-step explanation:

Solve each equation.

A. 7x + x + 4 = 2 (4x + 2)

8x + 4 = 8x + 4

0 = 0

x = all numbers

B. 3 (3x + 1) = 8x + x

9x + 3 = 9x

3 = 0

x = no solution

C. 10x + 8 = 5x + 8

5x = 0

x = 0

D. 5x + 15 = x − x

5x + 15 = 0

x = -3

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