1) 3(х-2)=х+2 2) 5-2(х-1)=4-х 3) (7х+1)-(9х+3)=5

4) 3,4+2y=7(y-2,3) 5) 0,2(7-2y)=2,3-0,3(y-6)

Помогите плиз!1!!!!!!!!!!!!










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