Answer:
B
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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