2016中国汽车产量排行:急求初一数学方程16道!

来源:百度文库 编辑:查人人中国名人网 时间:2024/05/10 12:43:26
要有题目和答案哦!谢谢大家了!
题目和答案!!!

(1)x+1.5-(9x+5)/8 =0 x=7

(2)(y+2)/3-(4y-1)/3 =2-(2y+5)/6 y=13/4

(3)3x+7=2 x=-3/5

(4)1-(x-2)/5=0 x=-3
(5)1/2x+3=4 x=2
(6)3/7(3x+7)=2 x=-7/9

1)x+1.5-(9x+5)/8 =0 x=7

(2)(y+2)/3-(4y-1)/3 =2-(2y+5)/6 y=13/4

(3)3x+7=2 x=-3/5

(4)1-(x-2)/5=0 x=-3
(5)1/2x+3=4 x=2
(6)3/7(3x+7)=2 x=-7/9

2x+5=63
6(2x-2)-x=92
5x-6=7
12(x-3)-6(x+3)=0
12x=60
1/x=88
78/(x+2)=7

--------------------------------------------------------------------------------

(1)x+1.5-(9x+5)/8 =0 x=7

(2)(y+2)/3-(4y-1)/3 =2-(2y+5)/6 y=13/4

(3)3x+7=2 x=-3/5

(4)1-(x-2)/5=0 x=-3
(5)1/2x+3=4 x=2
(6)3/7(3x+7)=2 x=-7/9

--------------------------------------------------------------------------------

1)x+1.5-(9x+5)/8 =0 x=7

(2)(y+2)/3-(4y-1)/3 =2-(2y+5)/6 y=13/4

(3)3x+7=2 x=-3/5

(4)1-(x-2)/5=0 x=-3
(5)1/2x+3=4 x=2
(6)3/7(3x+7)=2 x=-7/9

3x+4=9
2-(4x+1)=16
12x=60
x+1.5-(9x+5)/8 =0 x=7
3x+7=2 x=-3/5
2x+5=16
1/2x+3=4 x=2
3(x+2)=5x
4x-3(a-x)=6x-7(a-x)
4×3-3(a-3)=6×3-7(a-3)
7(a-3)-3(a-3)=18-12
2ax-a=3x-2
k2-2k)(k2-5k)=k2(k-2)(k-5).

什么啊???

lasy,
very lasy!!!!