Equations
An electrician charges $40 to come to your house. She also charges$55 for each hour that she works. The electrician charges you a total of $190. How many hours does the electrician work at your house?
h = hours 55h + 40 = 190
Yariah has $65 to spend on flowers. She buys some $19 worth of roses and will also buy some lily flowers. Each lily flower costs $4. Write an inequality that can be used to determine the number of lily flowers Yariah can buy. How many lily flowers can Yariah buy?
l = lily 4l + 19 ≤ 65
More than
Add
A home repair crew charges seventy-five dollars per day plus two hundred fifty-five dollars for each hour the crew works. One day the crew works c hours and charges a total amount of one $1605. How many hours does the crew work?
h = hours 250h + 75 = 1605
Washington Middle School is having a spring carnival. Admission to the carnival is $2 and each game inside the carnival is $0.25. Write an inequality that represents the possible number of games that can be played having $10. What is the maximum number of games that can be played?
g = games 0.25g +2 ≤ 10
Less Than
Subtract
Jill sold half of her comic books and then bought sixteen more. She now has 36. With how many did she begin?
c= comic books (c/2) +16 = 36
Kevin has $25. MP3 downloads cost $0.75 each. How many songs can he download and still have $13 left to spend?
h = songs 25 - 0.75h ≥ 13
Each
Multiply
A taxi charges $1.75 plus a fee of $0.75 for each mile traveled. The total cost of a ride, without a tip, is $4.75. How many miles is the trip?
m = miles 1.75 + 0.75m = 4.75
The seventh grade class is putting on a variety show to raise money. It cost $700 to rent the banquet hall that they are going to use. If they charge $15 for each ticket, how many tickets do they need to sell in order to raise at least $1000?
y = ticket 15y - 700 ≥ 1000
Cost
Subtract
Anthony received $150 for his birthday this year. This was $20 less than half the amount he received last year. How much money did Anthony receive for his birthday last year?
m = money (m/2) - 20 = 150
Triniti had $500 in a saving account at the beginning of the summer. She wants to have at least $200 in the account by the end of the summer. She withdraws $25 each week for food, clothes, and movie tickets. . How many weeks can Triniti withdraw money from her account.
w = weeks 500 - 25w ≥ 200
Split
Divide