Real-World Problems
A ski resort charges $55 for renting a snowboard or skis and $11 per hour for a lift ticket. If Julian spent a total of $121, how many hours was he there?
6
What is the value of the expression when c= -5 and d= 2?
45c+28d
-169
An amusement park is advertising on billboards this month. The cost of a large billboard is $1,000/month and a small is $600/month. The park chose 1 large and wants to spend $4000. How many small billboards can they afford?
5
the numerical factor in a term.
coefficient
Solve: 9 - 8x = - 23
4
Three fourth of the students and an additional 18 students at the school purchased a spirit shirt during the last fundraiser. If 336 shirts were ordered, how many students are there in the school?
424
Solve the equation.
3y+20= 3+2y
-17
Jasmine is a certified youth soccer referee. She had to pay $45 to get certified by taking a course. She earns $18 per game. If she made $351 this summer, how many games did she ref?
22
what is the solution to a set?
a solution of an equation is a number that makes the equation true.
Solve: 8 + 6x = -10
-3
Aaron mows lawns and makes $70 per week. Last week he spent $15 on gas and spent 5 hours mowing all of the lawns. How much did he earn per hour?
11
-5y-9= -(y-1)
-2 1/2
A staging company for real estate has $370 to spend on a new dining room set. A table cost $220 and each chair costs $35. How many chairs can they afford to purchase?
4
like terms have the same variables raised to the same powers.
like terms
Solve: -7x - 2 = 12
-2
Andrea gets a monthly allowance for completing chores at home. She spent a fourth of her money at Target and another $5 at a coffee shop. If she has $12 left, what is her monthly allowance?
28
Solve: -6x + 6 = - 66
12
. A karate club charges $24 per class and a one-time registration fee of $10. A student paid a total of $466 to the club. How many classes did the student take?
19
what is a variable?
a variable is a symbol, usually a letter, that represents one or more numbers.
Solve: 1 + 2x = -17
-9