Matemática, perguntado por graziiiibarbosa, 1 ano atrás


50 + (3x - 4) = 2(3x - 4) + 26

Soluções para a tarefa

Respondido por GeBEfte
1

50+(3x - 4)~=~2\,.\,(3x - 4)+26\\\\\\50+3x-4~=~2\,.\,3x-2\,.\,4+26\\\\\\46+3x~=~6x-8+26\\\\\\3x-6x~=~18-46\\\\\\-3x~=~-28\\\\\\x~=~\frac{-28}{-3}\\\\\\\boxed{x~=~\frac{28}{3}}

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