Ms. Snyder wants to buy a television at an electronics store. All televisions at the store

are
3
4
of the original price, p . She has a $40 discount coupon she will use during the
sale. Which equation should Ms. Snyder use to find the final price, f , of a television?

1 answer

After the store discount, she pays:
f=(3/4)p...
Since she has a coupon, she pays $40 less. Therefore she subtracts $40 from the store discounted price.

Can you take it from here?