Please help lol In each equation, select an operation to make the equation true.
1. 24 ___ ¾ = 18
2. 24 ___-¾ = -32
3. 12 ___ 15 = -3
4. 12 ___ -15 = 27
5. -18 ___ -¾ = 24

Jackson earns $25 per hour as a tutor at the college library. he set a weekly spending budget of $130 each week and puts the remaining money in his savings account. how many hours must he work this week to have at least an extra $50 to put in his savings account