7x-(5x-4)=11 4(x-+4)=6 (3x-1)-3(2-x)=11 2,3x+4,6=0 - вопрос №5345673754114463132112346045135022110552 от nazar221 17.03.2021 21:45

Question

Алгебра: 7x-(5x-4)=11 4(x-+4)=6 (3x-1)-3(2-x)=11 2,3x+4,6=0 4,5x-13,5=0 22x-1,1=0 5,5x+22=0

nazar221 · Answer

7х-5х+4=112х=11-42х=8х=7/2=44х-20-7х-4=6-3х-24=63х=-24-6=-30х=-30/3=-103х-1-6+3х=116х=11+7=18х=18/6=32.3х=-4.6х=-4.6/2.3=-2 4.5х=13.5 х=13.5/4.5=3 22х=1.1 х=1.1÷22 х=0.05 5.5х=-22 х=-22/5.5=-4...