A baker sells bread for $2.50 a loaf and rolls for $0.75 each. The baker needs to sell $50 worth of baked goods by the end of the day. Write a linear equation that describes the problem.
2.50b + 0.75r = 50
The solution to the system x + y = 2 y = 3
What is (2,2) ?
Ian needs to save at least $85.00 for a new pair of basketball shoes. He has $25.00 in his piggy bank, and can save $12.00 from his allowance each week. How many weeks will Ian need to save to earn at least $85.00?
W ≥5
A local charity is selling seats to a baseball game. Seats cost $22 each, and snacks cost an additional $6 each. The charity needs to raise $660 to consider this event a success. Write a linear equation that describes the problem.
22s + 6n = 660
A pizza place promises it’s customers that their pizza will be delivered in less than 48 minutes from the time you order. Write an inequality for how long you would expect to wait for your pizza order.
What is W ≤ 48__
Brian’s Bakery sells loaves of Italian bread for $3.50 and loaves of rye bread for $2.80. Brian’s goal is to bring in $420 per day from sales of these two items. Write a linear equation that describes the problem.
3.50i + 2.8r = 420
The solution to the system 5x + y = 9 10x - 7y = -18
What is (1,4)?
The temperature in the ice rink must stay below 50° F. This morning the temperature was 71°F. The ice rink runs a cooling device, that can decrease the temperature by 3.5° every hour. How many hours will it take for the temperature to fall below 50°?
h>6
Timber Hill Tennis Club sells monthly memberships for $72 and tennis rackets for $150 each. The tennis club has a sales goal of $5400 per month. Write a linear equation that describes the problem.
72m + 150r = 5400
Zoe and her dad go on a hot air balloon ride over the weekend. In order to remain safe, they cannot exceed an elevation of 450 feet. If they start at an elevation of 120 feet, and rise at a rate of 15 feet per minute, how many minutes can they continue to rise?
What is M≤ 22
Mr. Malone can heat his house in the winter by burning three cords of wood, by using natural gas, or by a combination of the two. His heating budget for the winter is $600. Write a linear equation that describes the problem.
200c + g = 600
The solution to the system -5x - 8y = 17 2x - 7y = -17
What is (-5,1) ?
Jaime has $32 in his savings account. He starts shoveling driveways and charges $7 per driveway.
He needs at least $75 to buy the skateboard he wants. How many driveways does he need to shovel?
(Say the inequality.)
What is 7d + 32 ≥ 75
Solve the inequality for y: 2x − 3y ≤ 15
y ≥ (2/3)x - 5