Question

resolvam pfvvvvvvvv ​

Answer 1

Resposta:

c = 21

Explicação passo a passo:

$\frac{2c}{4}$ + $\frac{2c}{3}$ = 7 (Faz-se o M.M.C.)

$\frac{2c + 2c}{12}$ = 7

$\frac{4c}{12}$ = 7

4c = 7 · 12

4c = 84

c = $\frac{84}{4}$

c = 21