4(X+3.2)=32.8
问题描述:
4(X+3.2)=32.8
答
4(X+3.2)=32.8
(X+3.2)=32.8÷4
X+3.2=8.2
x=5
4(X+3.2)=32.8
4(X+3.2)=32.8
(X+3.2)=32.8÷4
X+3.2=8.2
x=5