Contact us
Choose a category below so we can get back to you as quickly as possible.
設3分之x=2分之y=5分之z=t ∴x=3t,y=2t,z=5t x-y+z分之2x-3y-z= =(6t-6t-5t)/(3t-2t+5t) =-5t/6t =-5/6
We and our partners use cookies and other technologies to analyze traffic and optimize your experience. View more info and control your cookies settings at any time in our Cookies Policy.