Sara has x dollars and Dina has 15 dollars less than Sara . Together the numberof dollars they have is?

Mathematics · Middle School · Thu Feb 04 2021

Answered on

Given : Sara has x dollars

and, Dina has 15 dollars less than Sara, that means Dina has (x -15) dollars

 

Sum of their money = x + x - 15

                                    = 2x -15 

 

Hence, together they 2x-15 dollars.