Раскрыть скобки и привести подобные слагаемые. А)3*(х+7)-4х=
Б) 7х-5-4*(2х-9)=
В)5(х-7)-(6х-13)=
Г)6*(1/3y-1)+2(3-1,5y)=
Д)1,8-4*(0,5х-0,1)=
Е)8*(0,5х-3)-2*(5-2х)
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