18(x-2)=27
问题描述:
18(x-2)=27
答
18x-36=27
18x-36+36=27+36
18x=63
x=63/18
x=7/2
18(x-2)=27
18x-36=27
18x-36+36=27+36
18x=63
x=63/18
x=7/2