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解下列方程:
(1) 4x-2(x-3) =x;
(2) x--1.
(1)x+8=-17;
(2)3y-15=y-19;
(1)-20 m+13=-2 m-5;
(2);
(3)2x-7=11;
(1)2.8x+19=0.8x-2;
(2)2(3y-4)=4y-7(4-y);
(3)3-4(2x-1)=2-5(2x-1);
(1)x-2(1-3x)=3(x-4)+6;
(3)5x.