Louis bought a laptop for
$720. It was marked $90
off because it was an
opened product. He also
got a 15% discount, which
was taken off the original
price. What was the
original price of the laptop?

40 points. given: two congruent angles ∠c and ∠r are supplementary. prove: ∠r and ∠c are both right angles. it doesn't have to be exactly 10 rows. statements reasons1. 1. 2. 2. 3. 3. 4. 4. 5. 5. 6. 6. 7. 7. 8. 8. 9. 9. 10. 10.