Question

Выполните вычитание

Answer 1

$\displaystyle \frac{6m+3k}{k}-\frac{6m}{k}=\frac{6m+3k-6m}{k}=\frac{3k}{k}=3;\\ \\\\\frac{1}{18}-\frac{c}{18}=\frac{1-c}{18};$