Найдите корень уравнения:
1)0,3m+2(0,3m-0,3)=0,8-0,7(m-2)
2)0,6-(1,3х+1)=2,8х-13,52
3)1/8)8/9у+8)-1/5(5/6у+1 2/3)=2
1)0,3m+2(0,3m-0,3)=0,8-0,7(m-2)
2)0,6-(1,3х+1)=2,8х-13,52
3)1/8)8/9у+8)-1/5(5/6у+1 2/3)=2
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2)x=3,2
3)y=-12