-(1,9a-8,9b)+(0,5-b-7,1a)-(1,4b-3,9a)=-1,9a+8,9b-0,5-b-7,1a-1,4b-3,9a=-5,1a+6,5b+0,5
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
-(1,9a-8,9b)+(0,5-b-7,1a)-(1,4b-3,9a)=-1,9a+8,9b-0,5-b-7,1a-1,4b-3,9a=-5,1a+6,5b+0,5