в)3,5х=-1,75 г)х:2,4=-2,4 д)-х=2,35 е)-9х=2,79 ж)0,3х-0,4х=1,98 З)3х-5х-15-х=1,8 и)|х|=2,4 к)|х-2|=0 л)|х-3|-2=3 м)3(2х-1)+7-5(2х-1)=5 н)х*(-7х-28)=0   
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