题目内容
解方程:
(1)4x-3(5-x)=6;
(2)
-
=1.
(1)4x-3(5-x)=6;
(2)
2x+1 |
3 |
5x-1 |
6 |
(1)4x-3(5-x)=6,
4x-15+3x=6,
x=21;
(2)
-
=1.
2(2x+1)-(5x-1)=6,
4x+2-5x+1=6,
-x=3,
x=-3.
4x-15+3x=6,
x=21;
(2)
2x+1 |
3 |
5x-1 |
6 |
2(2x+1)-(5x-1)=6,
4x+2-5x+1=6,
-x=3,
x=-3.
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