Brian had 6 times as much money as Rahim. Brian spent $287 of his money to buy a birthday gift for his grandma while Rahim was awarded $73 for winning a competition. In the end, they had the same amount of money. How much did they have altogether at first?
Brian had 6 times the money Rahim did:
Brian lost 287 dollars, and Rahim gained 73, leaving them at the same amount of money.
We can equate these two equations
If Rahim had $72, then Brian had 6 times this amount
Thus, their combined amount at the start is given by
They had $504 together to start with. Hope this helps!