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解下列方程:
(1)x+8=-17;
(2)3y-15=y-19;
(1)-20 m+13=-2 m-5;
(2);
(3)2x-7=11;
(1)60%(y-1)=0.1+34%(y+1);
(2)+30%x=0.75.
(1)2(|x+1|-2)-3(2|x+1|-1)=7(1-|x+1|)-2;
(2).
(1)-5x+5=-6x;
(2)=-6+;
(3)0.5x+0.7=1.9x;
(4)=x-.