Question

equaçao do 1° grau
com conta 2(x+4) +x=x-1
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Answer 1

2(x + 4) + x = x - 1

2x + 8 + x = x - 1

2x + x - x = - 1 - 8

2x = - 9

x = - 9/2

Answer 2

Resposta:

2(x+4)=-x+x-1

2+4+1=-x-x+x

7=3x

ou

7=x