解方程 简算 x+x⼀5=100 5⼀16÷[5×(3⼀5-1⼀2)]

2024-12-16 14:05:34
推荐回答(3个)
回答1:

6/5x=100
x=100*5/6=250/3

5/16÷[5×(3/5-1/2)]
=5/16÷[5*1/10]
=5/16*2
=5/8

回答2:

6x/5=100
x=500/6
x=250/3
5/16÷[5×(3/5-1/2)]
=5/16÷【5x1/10】
=5/16÷1/2
=5/8

回答3:

1.上式可化为:6x=500 所以x=250/3

2因为3/5-1/2=1/10
所以5x1/10=1/2
所以5/16÷1/2=5/8
即5/16÷[5×(3/5-1/2)]=5/8