2/3×(3x-6)-1/2(2x-4)=4
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2/3×(3x-6)-1/2(2x-4)=4
2/3×(3x-6)-1/2(2x-4)=4
2/3×(3x-6)-1/2(2x-4)=4
2/3×(3x-6)-1/2(2x-4)=4
2X-4-X+2=4
X-2=4
X=6
2/3×(3x-6)-1/2(2x-4)=4
4(3x-6)-3(2x-4)=4×6
12x-24-6x+12=24
(12-6)x=24+24-12
6x=36
x=36÷6
x=6
两边乘6
4(3x-6)-3(2x-4)=4
12x-24-6x+12=4
12x-6x=4+24-12
6x=16
x=16÷6
x=8/3
解九宫格题目(X为未知数)9 X 2 X 7 X 8 X XX X 4 X X 9 X 6 X1 3 X 5 X X X X 24 X X 8 5 X X 1 XX 8 9 4 X 1 6 7 XX 1 X X 3 6 X X 88 X X X X 2 X 3 6X 5 X 6 X X 9 X XX X 7 X 4 X 2 X 1
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