Question

Qual resultado de 2x sobre 5-1sobre 4 =x-1sobre10

Answer 1

$\frac{2x}{5}-\frac{1}{4} = \frac{x-1}{10}\\\\ \frac{8x}{20}-\frac{5}{20} = \frac{2(x-1)}{20}\\\\ 8x-5 = 2x-2\\\\ 8x-2x = -2+5\\\\ 6x = 3\\\\ \boxed{x = \frac{1}{2}}$