5(х-3)=4х-6.. -(13х+1)=-15х+ 17(х+2)-19=5(5х-0,2)-3(7х+ - вопрос №6874137534613115172195502370814216 от Vitaliy11111111 27.04.2023 03:40

Question

Математика: 5(х-3)=4х-6.. -(13х+1)=-15х+ 17(х+2)-19=5(5х-0,2)-3(7х+ 0.8х+14=2-1,6х.. 2х-1=5(х+4)

Vitaliy11111111 · Answer

5(х-3)=4х-65х-15-4х+6=0х-9=0х=9-(13х+1)=-15х+5-13х-1+15х-5=02х-6=02х=6х=317(х+2)-19=5(5х-0,2)-3(7х+3)17х+34-19-25х+1+21х+9=013х+26=013х=-26х=-20,8х+14=2-1,6х0,8х+1,6х=2-142,4х=-12х=-52х-1=5(х+4)2х-1=5х+202х-5х=20+1-3х=213х=-21х=-7...