Уравнение с дробями y+2/7=13,x-1/6=7/9,y-3/8=5/32,y+2/5=1/2 - вопрос №271316793853225124759098 от доброx5 12.10.2020 05:56

Question

Математика: Уравнение с дробями y+2/7=13,x-1/6=7/9,y-3/8=5/32,y+2/5=1/2

доброx5 · Answer

У+2/5=13у=13-2/5у=12 3/5х-1/6=7/9х=7/9+1/6х=14/18+3/18х=17/18у-3/8=5/32у=5/32+3/8у=5/32+12/32=17/32у+2/5=1/2у=1/2-2/5у=5/10-4/10=1/10...