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(2x-y)/3=(x+y)/4-1(2x-y)/3=(x+y)/4-1(6(x+y)=4(2x-y)+16解二元一次方程组
题目详情
(2x-y)/3=(x+y)/4 -1
( 2x-y)/3=(x+y)/4 -1
(6(x+y)=4(2x-y)+16
解二元一次方程组
( 2x-y)/3=(x+y)/4 -1
(6(x+y)=4(2x-y)+16
解二元一次方程组
▼优质解答
答案和解析
( 2x-y)/3=(x+y)/4 -1 8x-4y=3x+3y-3 5x=7y-3
6(x+y)=4(2x-y)+16 3x+3y=4x-2y+8 x=5y-8
25y-40=7y-3 18y=37 y=37/18 x=41/18
6(x+y)=4(2x-y)+16 3x+3y=4x-2y+8 x=5y-8
25y-40=7y-3 18y=37 y=37/18 x=41/18
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