发布时间:2019-08-01 07:33:55
解:
[10x-6(x-20)]/4=150
10x-6x+120=600
4x=480
x=480/4=120
O(∩_∩)O~
[10x-6(x-20)]/4=150
10x-6(x-20)=150*4
10x-6x+120=600
4x+120=600
4x=480
x=120
本题:[10x-6(x-20)]/4=150
10x-6x+120=600
4x=480
x=120
[10x-6(x-20)]/4=150
10x-6(x-20)=150*4=600
10x-6x+120=600
4x=600-120=480
x=480/4=120
解:10x+6x+120=600
16x=480
x=30
[10x-6(x-20)]/4=150
[10x-6x+120]=150*4
4x+120=600
4x=480
x=120