Question

o) 3(x + 1) + 2 (2x -3) = 5 (x - 1) + 8


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Answer 1

Resposta:

3(x + 1) + 2 (2x -3) = 5 (x - 1) + 8

3x + 3 + 4x - 6 = 5x - 5 + 8

7x - 3 = 5x + 3

7x - 5x = 3 + 3

2x = 6

x = 3