30÷(1+1/3)x-15÷x=5
2个回答
x≠0
方程两边同乘以x得
30*3/4-15=5x
22.5-15=5x
5x=7.5
x=1.5
相关问题
15+30÷X=30÷1.5X
解方程(110-x )÷2.4=15 1.35÷x=15 1.8x-x=3.6÷1.2 3.5(x+5)=105 (x-
(-1/15 )÷(-1/30 )-3/10 +(-1/30 )-(-6/5 )÷1/30
1x2÷1+2x3÷1+3x4÷1+4x5÷1+5x6÷1.+n(n+1)÷1
解方程.①15x÷[1/5]=[1/5];②[x/6]=[2.5/3];③x÷28%=[7/4]÷0.7.
(3x-0.2)÷0.2+1.5=(15+x)÷2
(-30)÷(1/3-1/5-1/15)=?
(3x 15)÷(x 1)=5方程解
x÷14/15=1/71/2x÷3/10=4/5(4/5+1/6)x=2/3