Solving One-step Equations
Solving Multi-step Equations
Writing Equations/Expressions
Interpreting Equations/Expressions
100
x-5=8
x=13
100
2x+9=19
x=5
100
DJ earns $13 an hour as a cashier at Fresh Grocer. Write an equation for his total earnings and identify the variable.
13h=total earnings
h=hours
100
The total cost to rent a car is expressed using the following expression:
$75d+2
What does the $75 represent?
What does the $2 represent
$75 is the cost per day
$2 is the PTA Fee (one-time fee for car rentals)
200
x+6=-10
x=-16
200
-3x-1=26
x=-9
200
Tati is booking an Airbnb for her birthday. She found one that she likes for $90 a night and a $25 cleaning fee. Write an equation for the total cost and identify the variable.
90n+25=total cost
n=night
200
6+2t=total cost for pizza
$6 is the cost for a plain pizza
$2 is the cost per topping
t= topping
300
-7x=56
x=-8
300
5x-2+3x=14
x=2
300
Jamal puts $45 on his laundromat card. It costs $9 total to wash and dry clothes. Write an equation for the balance on the card and define the variable.
45-9w=card balance
w=wash and dry
300
300-60h=distance remaining to the beach
300 is the number of miles to the beach
60 miles traveled per hour
h=hour
400
x/8=-7
x=-42
400
-6(x+2)=12
x=-4
400
Write a real life scenario to represent the following expression:
18x
Answers vary
400
8+1.25r=total cost
$8 is the cost to join the club
$1.25 is the cost per video game rental
r=video rental
500
-12x=-84
x=7
500
10x+20=12x+28
x=-4
500
Write a real life scenario to represent the following expression:
15+7x
Answers vary
500
Gym 1: $25 sign up plus $5 a month
Gym 2: $16 sign up plus $8 a month
What advice would you give to someone trying to decide which gym to choose?
Gym 2 is cheaper for less than 3 months
Both gyms cost the same for 3 months
Gym 1 is cheaper after 3 months