3(1/2х-1 1/2)+2(1/4х+1/2) 0,2(5у+6)-4(0,25у-1,3)+5(0,1у-1,62) - вопрос №31211221412025640251350116210416670 от ирок511 20.12.2020 11:18

Question

Алгебра: 3(1/2х-1 1/2)+2(1/4х+1/2) 0,2(5у+6)-4(0,25у-1,3)+5(0,1у-1,62)

ирок511 · Answer

Объяснение:3(1/2x-1 1/2)+2(1/4x+1/2) = 2x =2X=2/2X=10.2(5y+6)-4(0.25y-1.3)+5(0.1y-1.62)=y+1.2-y+5.2+0.5y-8.1=00.5y=-1.2-5.2+8.10.5y=-6.4+8.10.5y=1.7Y=1.7/0.5Y=3.4...