x=24+(x-5)*3/60
问题描述:
x=24+(x-5)*3/60
答
x=24+(x-5)*3/60
x=24+x*1/20-5*1/20
x-x*1/20=24-1/4
(1-1/20)x=95/4
(19/20)x=95/4
x=95/4÷19/20
x=25