2-Step Equations
2x + 5 = 15
x=5
f(x)= 2x - 3
x= -2
-7
What year did Epic Open?
2009
8x + 2 < 4x + 18
x<4
Rental Car: A car rental company charges a flat fee of $30 plus $15 for each day the car is rented. If a customer pays $105, how many days did they rent the car?
5 days
9c + 1 = 10
1
f(x)=-7x + 1
x=0
How many times a day is a broken clock correct?
twice
7x−5 < 3x+11
x<4
For a field trip, 4 students rode in cars, and the rest filled nine buses. How many students were on each bus if there were 472 students on the trip?
52 students
13 + 7x = 27
2
(f)= x^2- 3x + 5
x=5
15
When is Ms. Jones' Birthday?
April 19th
−3x+7 > x−1
x < 2
Translate the word sentence into an inequality: “2 less than a number is more than 8.”
_____________________________
x - 2 > 8
42 + 5t = 8t
14
(f) = x² + 5x - 3
x= 1
3
When is the last day of school?
June 4th
5x−2 ≤ 18
x ≤ 4
Skate World offers birthday parties for a fee of $130 plus $3 per person. If you can spend no more than $190 on your party, what is the maximum number of people who can attend?
20 people
4p – 3 = 17
5
f(x) = 2x - 3. If f(x) = 15, find x.
x=9
How many credits do you need to graduate?
28
6x − 3 < 7x 1
x > -3
A company charges a $50 flat fee for service calls, plus $75 for each hour of labor. If a customer's total bill was $275, how many hours of labor were performed?.
3 hours