4(x = 2) + 3x = - (2x- 1)
1 - (6 + x) = 3 - 4(x - 1)
7× - 4 - 3x = 2 + 4x-6
2x-5=7x-3
2x +1=5/3
7x - 2 = 4(1 + X) - 3(2-x)
- (5X + 2) = 8x - 5(1 - x)
Soluções para a tarefa
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Explicação passo-a-passo:
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nena079:
nao teve piada... isto serve para nos ajudarmos não para brincar
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