Question

Efectuati ecuatia f) 3/7(x-1/2) =15/14

Answer 1

$\frac{3}{7} (x - \frac{1}{2} ) = \frac{15}{14} \\ \frac{7}{3} \times \frac{3}{7} (x - \frac{1}{2} ) = \frac{7}{3} \times \frac{15}{14} \\ x - \frac{1}{2} = \frac{5}{2} \\ x = \frac{5}{2} + \frac{1}{2} \\ x = \frac{6}{2} \\ x = 3$