(1)-4x+6=5x-3 (2) 1-3x=7x+4 (3)-2x-7x+5=3x-x-6 (4)-3x+3=1-x-4x (5)5x-3x+7=1-3x(6)-x+2+3x=4-2x

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(1)-4x+6=5x-3 (2) 1-3x=7x+4 (3)-2x-7x+5=3x-x-6 (4)-3x+3=1-x-4x (5)5x-3x+7=1-3x(6)-x+2+3x=4-2x
(1)-4x+6=5x-3 (2) 1-3x=7x+4 (3)-2x-7x+5=3x-x-6 (4)-3x+3=1-x-4x (5)5x-3x+7=1-3x
(6)-x+2+3x=4-2x

(1)-4x+6=5x-3 (2) 1-3x=7x+4 (3)-2x-7x+5=3x-x-6 (4)-3x+3=1-x-4x (5)5x-3x+7=1-3x(6)-x+2+3x=4-2x
答案是:
1
-3/10
1
-1
-5/6
1/2

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