Объяснение:
3(x+5)+ 2(x+1)=15
3х+15+2х+2=15
3х+2х=15-15-2
5х=-2
х=-2,5
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Объяснение:
3(x+5)+ 2(x+1)=15
3х+15+2х+2=15
3х+2х=15-15-2
5х=-2
х=-2,5