5.6x-1.2x=22
问题描述:
5.6x-1.2x=22
答
5.6x-1.2x=22
4.4x=22
x=22÷4.4
x=5
5.6x-1.2x=22
5.6x-1.2x=22
4.4x=22
x=22÷4.4
x=5