谁来帮我解几道方程,重谢啊,会的快来(1)5(x-1)=1(2)2-(1-x)=-2(3)11x+1=5(2x+1)(4)4x-3(20-x)=3(5)5(x+8)-5=0(6)2(3-x)=9(7)-3(x+3)=24(8)-2(x-2)=12先来先解题先得分啊.最好是竖着写,正确的我会追分哦.快来把
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/27 12:54:43
![谁来帮我解几道方程,重谢啊,会的快来(1)5(x-1)=1(2)2-(1-x)=-2(3)11x+1=5(2x+1)(4)4x-3(20-x)=3(5)5(x+8)-5=0(6)2(3-x)=9(7)-3(x+3)=24(8)-2(x-2)=12先来先解题先得分啊.最好是竖着写,正确的我会追分哦.快来把](/uploads/image/z/3165573-21-3.jpg?t=%E8%B0%81%E6%9D%A5%E5%B8%AE%E6%88%91%E8%A7%A3%E5%87%A0%E9%81%93%E6%96%B9%E7%A8%8B%2C%E9%87%8D%E8%B0%A2%E5%95%8A%2C%E4%BC%9A%E7%9A%84%E5%BF%AB%E6%9D%A5%281%295%28x-1%29%3D1%282%292-%281-x%29%3D-2%283%2911x%2B1%3D5%282x%2B1%29%284%294x-3%2820-x%29%3D3%285%295%28x%2B8%29-5%3D0%286%292%283-x%29%3D9%287%29-3%28x%2B3%29%3D24%288%29-2%28x-2%29%3D12%E5%85%88%E6%9D%A5%E5%85%88%E8%A7%A3%E9%A2%98%E5%85%88%E5%BE%97%E5%88%86%E5%95%8A.%E6%9C%80%E5%A5%BD%E6%98%AF%E7%AB%96%E7%9D%80%E5%86%99%2C%E6%AD%A3%E7%A1%AE%E7%9A%84%E6%88%91%E4%BC%9A%E8%BF%BD%E5%88%86%E5%93%A6.%E5%BF%AB%E6%9D%A5%E6%8A%8A)
谁来帮我解几道方程,重谢啊,会的快来(1)5(x-1)=1(2)2-(1-x)=-2(3)11x+1=5(2x+1)(4)4x-3(20-x)=3(5)5(x+8)-5=0(6)2(3-x)=9(7)-3(x+3)=24(8)-2(x-2)=12先来先解题先得分啊.最好是竖着写,正确的我会追分哦.快来把
谁来帮我解几道方程,重谢啊,会的快来
(1)5(x-1)=1
(2)2-(1-x)=-2
(3)11x+1=5(2x+1)
(4)4x-3(20-x)=3
(5)5(x+8)-5=0
(6)2(3-x)=9
(7)-3(x+3)=24
(8)-2(x-2)=12
先来先解题先得分啊.最好是竖着写,正确的我会追分哦.快来把
谁来帮我解几道方程,重谢啊,会的快来(1)5(x-1)=1(2)2-(1-x)=-2(3)11x+1=5(2x+1)(4)4x-3(20-x)=3(5)5(x+8)-5=0(6)2(3-x)=9(7)-3(x+3)=24(8)-2(x-2)=12先来先解题先得分啊.最好是竖着写,正确的我会追分哦.快来把
(1)5(x-1)=1
5x-5=1
5x=1+5=6
x=6÷5
x=6/5
(2)2-(1-x)=-2
2-1+x=-2
x=-2-2+1
x=-3
(3)11x+1=5(2x+1)
11x+1=10x+5
11x-10x=5-1
x=4
(4)4x-3(20-x)=3
4x-60+3x=3
4x+3x=3+60
7x=63
x=63÷7
x=9
(5)5(x+8)-5=0
5x+40-5=0
5x=5-40=-35
x=-35÷5
x=-7
(6)2(3-x)=9
3-x=9÷2=9/2
x=3-9/2
x=-3/2
(7)-3(x+3)=24
x+3=24÷(-3)=-8
x=-8-3
x=-11
(8)-2(x-2)=12
x-2=12÷(-2)=-6
x=-6+2
x=-4
(1) x=6/5 (2) x=-3 (3) x=4 (4) x=9 (5) x=-7 (6) x=-3/2 (7) x=-11 (8) x=-4 保证全对