Question

4b-7-15b+3      how do I simplify the expression

Answer 1

`Simplify\ this\ equation\ adding\ similar\ factors\\\\ 4b\ and\ -15b\ are\ similar\\ -7+3\ are \ free\ numbers\ and\ they\ are\ similar\\\\ 4b-7-15b+3=-9b-4\\\\The\ simplest\ form\ is\ -9b-4`

Answer 2

You can simplify common terms, ending up with:
(4b-15b)+(-7+3)
-11b-4