I need help with this math problem rlly quick!

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

Jeremy wants to determine the number of solutions for the equation below without actually solving the equation. which method should jeremy use?

Add. express your answer in simplest form. 12 9/10+2 2/3 = i need u guys to me find the answer to this question