Question

5c/6c+6 и 3c/7c+7 привести дробь к общему знаменателю и решить

Answer 1

$\frac{5c}{6c} + 6 = \frac{5c}{6c} + \frac{36c}{6c} = \frac{41c}{6c} = 6 \frac{5}{6}$

$\frac{3c}{7c} + 7 = \frac{3c}{7c} + \frac{49c}{7c} = \frac{51c}{7c} = 7\frac{3}{7}$