Question

пжжж сократите дроби !!!!!

Answer 1

$\displaystyle \frac{10-6a}{3a-5}=\frac{2(5-3a)}{3a-5}=-2\\\\\frac{12a-4}{1-3a}=\frac{4(3a-1)}{1-3a}=-4\\\\\frac{c-5}{4c-20}=\frac{c-5}{4(c-5)}=0,25\\\\\frac{4a-b}{2b-8a}=\frac{4a-b}{2(b-4a)}=-0,5$