Solve for x: x - 15 = -30

One positive number is 9 more than twice another. if their product is 95, find the numbers

Find the solution of each of the following.

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