решите уравнения
1.3(y-5)-2(y-4)=8
2.-5(5-x)-4x=18
3.3(2x+8)-(5x+2)=0
4.-3(y+4)+4(2y-1)=0
3.8(3-2x)+5(3x+5)=9

3(y-5)-2(y-4)=8у-5-2у+8=8-у=8-8+5у=-52.-5(5-x)-4x=18-25+5х-4х=18х=18+25х=433.3(2x+8)-(5x+2)=06х+24-5х-2=0х+22=0х=-224.-3(y+4)+4(2y-1)=0-3у-12+8у-4=05у-16=05у=16у=16/5у=3,23.8(3-2x)+5(3x+5)=924-16х+15х+25=949-х=9х=49-9х=40