Contact us
Choose a category below so we can get back to you as quickly as possible.
x是-5,y絕對值是8,所以y可能是正負8,所以有兩個答案:-5+8=3,-5+(-8)=-13
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.