Lauren would like to purchase a new pair of boots that cost $80 that she has a coupon for 25% off.

Okay so since we know that it's 25% off let's put that into decimal form so it's 0.25. Now, let's multiply 80 by that 0.25 to see how much we get off.

80*0.25 = 20

So, now we know that we get $20 off so let's subtract that from the original price.

80-20 = 60

So the final price we have to pay is $60.

It would be 60$ because you do x/25=80/100 cross multiply then solve