Question

Help!

`8r+9-4r-3r-8r`
Thanks!

Answer 1

`\\ \sf\longmapsto 8r+9-4r-3r-8r`

`\\ \sf\longmapsto 8r-4r-3r-8r+9`

`\\ \sf\longmapsto -7r+9`

`\\ \sf\longmapsto 9-7r`

Answer 2

`▪▪▪▪▪▪▪▪▪▪▪▪▪ {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪`

Here's the solution for You !

just combine the like terms :

• 
  `8r + 9 - 4r - 3r - 8r`

• 
  `- 7r + 9`