Mathematics problem

2006-10-30 8:57 pm
Who can help me to slove this question?

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

回答 (3)

2006-10-30 9:05 pm
✔ 最佳答案
4(2x-1)-3(3x-2)=2(5x-4)-(7x-6)
8x-4-9x+6=10x-8-7x+6
-x+2=3x-2
2+2=3x+x
4=4x
x=1
2006-10-30 9:08 pm
4(2x-1)-3(3x-2)=2(5x-4)-(7x-6)~

8x-4-9x-6=10x-8-7x-6

-x-10=3x-14

4 = 4x

x=1
2006-10-30 9:05 pm
4(2x-1)-3(3x-2)=2(5x-4)-(7x-6)
(8x-4)-(9x-6)=(10x-8)-(7x-6)
(8x)-4(-9x)+6=(10x)-8(-7x)+6
(8x-9x)-4+6=(10x-7x)-8+6
-x+2=3x-2
-x-3x=-2-2
-4x=-4
4x=4
x=4/4
x=1
參考: me


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