(56-x)÷(34-x)=3
问题描述:
(56-x)÷(34-x)=3
答
(56-X)=3(34-X)
56-X=102-3X
2X=46
X=23
(56-x)÷(34-x)=3
(56-X)=3(34-X)
56-X=102-3X
2X=46
X=23