Question

Срочно!!! Выразите c : a+b/c=d Выразите все буквы a-b/c=1/d

Answer 1

$1)frac{a + b}{c} = d \ c = frac{a + b}{d} \ \ 2) frac{a - b}{c} = frac{1}{d} \ a - b = frac{c}{d} \ a = frac{c}{d} + b \ b = a - frac{c}{d} \ c = (a - b) times d \ d = frac{c}{a - b}$