3(2x + 1) - 2(x + 2) + 5=0
6x + 3 - 2x + 4 + 5 = 0
6x - 2x + 3 + 4 + 5 = 0
6x - 2x + 12 = 0
= 6x - 2x = - 12
= - 4x = - 12
x = - 12/-4
x=3
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3(2x + 1) - 2(x + 2) + 5=0
6x + 3 - 2x + 4 + 5 = 0
6x - 2x + 3 + 4 + 5 = 0
6x - 2x + 12 = 0
= 6x - 2x = - 12
= - 4x = - 12
x = - 12/-4
x=3