Mike needs to buy a new binder that costs $7.50 and special colored pens that cost $4 each. What is the maximum number of pens he can buy if he has $20 to spend? Write and solve an inequality.
7.5 + 4p < or = 20
3 pens
Barry swam three times as many laps as George plus one more lap. Barry swam 25 laps. How many laps did George swim?
8 laps
1/2(x-3) < -6/12
What is x<2
Miya wants to save for a new Apple watch. She already has $110 in her account and plans on saving $50 a week. If the watch costs $450, what is the fewest number of weeks she'd have to save for in order to afford the watch? Write and solve an inequality.
110 + 50w > or = 450
7 weeks
2/3(-2x-3)>-8
x < 9/2 or 4 1/2 or 4.5
2x-7x-3 = -4
x = 1/5