题目
题型:单选题难度:简单来源:不详
A.4 | B.3 | C.-3 | D.1 |
答案
得:2a-3=3,
解得:a=3,
故选B.
核心考点
举一反三
(1)7x+6=16-3x;
(2)
3x+1 |
2 |
x-2 |
10 |
2x+2 |
5 |
(1)3(x+6)=9-5(1-2x)
(2)y+
y-1 |
2 |
y+2 |
5 |
(3)
4x-1.5 |
0.5 |
5x-0.8 |
0.2 |
1.2-x |
0.1 |
A.4 | B.3 | C.-3 | D.1 |
3x+1 |
2 |
x-2 |
10 |
2x+2 |
5 |
y-1 |
2 |
y+2 |
5 |
4x-1.5 |
0.5 |
5x-0.8 |
0.2 |
1.2-x |
0.1 |