(x)长X(2.8)宽X(4)高=33.6立方分米 (求用方程解)

问题描述:

(x)长X(2.8)宽X(4)高=33.6立方分米 (求用方程解)

(x)乘以11.2=33.6
x=33.6÷11.2
x=3