3.5(2-2X)=5.9-1.5X
问题描述:
3.5(2-2X)=5.9-1.5X
答
7-7x=5.9-1.5x
1.1=5.5x
x=0.2
3.5(2-2X)=5.9-1.5X
7-7x=5.9-1.5x
1.1=5.5x
x=0.2