Решите уравнение:
1:
-2(5x-2)-(3x+4)=-(8x-1)+2(6x+10)



2:
4x-(-5x)+10-(-2)=-(-4)+x




3:
-2x+4x-(-8)-5=-5x-11+(-3)

1) 2(5х-2)-(3х+4)=(8х-1)+2(6х+10)10х-4-3х+4=8х-1+12х+2010х-3х-8х-12х=-1+20+4-4-13х=19х= 19:(-13)х= -1 6/132) 4х-(-5х)+10-(-2)=-(-4)+х4х+5х+10+2=4+х4х+5х-х=4-10-28х= -8х= -8:8х= -13) -2+4х-(-8)-5=-5х-11+(-3)-2х+4х+8-5= -5х-11-3-2х+4х+5х= -11-3+5-87х= -17х= -17:7х= - 2 3/7