-3 + -9 for a writing essay on how to solve it

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

Fa bus driver leaves her first stop by 7: 00 a.m., her route will take less than 37 minutes. if she leaves after 7: 00 a.m., she estimates that the same route will take no less than 42 minutes. which inequality represents the time it takes to drive the route, r?

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show