Question

Resolva as proporções:
A) x/7= 10/14

B) 2/5= x/25

me ajuda aí cara plmr!!!​

Answer 1

a).

$\frac{x}{7} = \frac{10}{14} \\ \\ \frac{x}{7} = \frac{5}{7} \\ \\ 7x = 35 \\ \\ x = 5$

b).

$\frac{2}{5} = \frac{x}{25} \\ \\ 50 = 5x \\ \\ x = 10$