4b-7-15b+3 how do I simplify the expression
\(Simplify\ this\ equation\ adding\ similar\ factors\\\\ 4b\ and\ -15b\ are\ similar\\ -7+3\ are \ free\ numbers\ and\ they\ are\ similar\\\\ 4b-7-15b+3=-9b-4\\\\The\ simplest\ form\ is\ -9b-4\)
You can simplify common terms, ending up with:(4b-15b)+(-7+3)-11b-4