[tex] \geqslant resolucao \\ \\ \\ > \frac{x}{4} + 7 = \frac{x}{2} + 5 > > mmc = 4 \\ \\ > \frac{x + 28}{4} = \frac{2x + 20}{4} \\ \\ > x + 28 = 2x + 20 \\ \\ x - 2x = 20 - 28 \\ \\ - x = - 8 \times ( - 1) \\ \\ x = 8 \\ \\ \\ > < > < > < > < > < > > [/tex]
