解46*(1/3)-(5/6)x=10 20-1.2x=5.6

问题描述:

解46*(1/3)-(5/6)x=10 20-1.2x=5.6

第一题:46*(1/3)-(5/6)x=10
移相得46*(1/3)-10=(5/6)x
即(46/3)-10=(5/6)x 化简得
(16/3)=(5/6)x
x=(16/3)/(5/6)=(16/3)*(6/5)=(96/15)
第二题:20-1.2x=5.6
移相得20-5.6=1.2x
即 14.4=1.2x
x=14.4/1.2=12