How to solve for y>4x-3 and y>-2x+3

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

Which function has the domain x> -11

Olive's solar powered scooter travels at a rate of 30 miles per hour. what equation can she use to calculate her distance with relation to the time she traveled? h=hours m=miles 1. h=m+30 2. m=30h 3. m=h+30 4. h=30m