5x+15 =22.5+4.5x的解
问题描述:
5x+15 =22.5+4.5x的解
答
5x+15 =22.5+4.5x
0.5x=7.5
x=15
5x+15 =22.5+4.5x的解
5x+15 =22.5+4.5x
0.5x=7.5
x=15