Question

qual o valor e formula de?

3x-7 + x-1 = 2x-3
12 8 6

Answer 1

         $\frac{3x-7}{12} + \frac{x-1}{8} = \frac{2x-3}{6} \\ \\ \frac{2(3x-7)+3(x-1)}{24}= \frac{4(2x-3}{24} \\ \\ 6x-14+3x-3=8x-12 \\ \\ 6x+3x-8x=-12+14+3$

                               $x=5$  RESULTADO FINAL