Question

пжжж сократите дроби !!!!!

Answer 1

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