Question

Solve the following word problem.(You have a coupon for $50 off your camera purchase of $100 or more at Zeke's Camera World). Write a function relating a camera's purchase price after coupon, y, to the retail price,x. Give the domain of this function.

Answer 1

If you primarily define x as greater than or equal to 100, the function should look like this:\[x-50=y\]