方乘:X减四分之X=36怎么算?
问题描述:
方乘:X减四分之X=36
怎么算?
答
x - x/4 = 36
x- (1/4)x =36
(3/4) x = 36
x = 36 除 (3/4)
x = 36 * (4/3)
x = 48