finding the profit, given income, expense expressions

[Midnightmagic]

please help me find the profit when the expense/income are as follows:

expense: E = 252,000 + 100x
income: I = 2,500x

thanks

 

[stapel]

"Profit" is income less expenses, so subtract and simplify.

If you get stuck, please reply showing all your steps. Thank you.

Eliz.