2X+4(9-X)=26 2X+4(9-X)=26 X=5
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/04 18:32:04
![2X+4(9-X)=26 2X+4(9-X)=26 X=5](/uploads/image/z/313007-23-7.jpg?t=2X%2B4%289-X%29%3D26+2X%2B4%289-X%29%3D26+X%3D5)
2X+4(9-X)=26 2X+4(9-X)=26 X=5
2X+4(9-X)=26
2X+4(9-X)=26 X=5
2X+4(9-X)=26 2X+4(9-X)=26 X=5
2X+<(4×9)-(4X)>=26
2X 36-4X=26
2X 36-26=4X
2X 10=4X
4X-2X=10
2X+4(9-X)=26
2X+36-4X=26
2X-4X=26-36
-2X=-10
2X=10
X=10÷2
X=5
如果帮到你,请记得采纳,O(∩_∩)O谢谢
2X+4(9-X)=26
2x+36-4x=26
36-26=4x-2x
x=5
请参考。
2x+36-4x=26
-2x=26-36
2x=10
x=5
2x+36-4x=26
2x-4x=-10
x=5
2X+4(9-X)=26
2X+36-4X=26
-2X=-10
X=5
2x+36-4x=26
2x=10
x=5