Identify Expressions
Identify the variable in the expression below
10+3z
z
Translate the statement to an expression:
"The sum of a number and 8"
x + 8
Write an expression to represent the word problem:
I went to the movies. Movie tickets cost $3 each. I bought a box of candy for $2.
3x+2
Adult tickets at the waterpark cost $32. Child tickets at the waterpark cost $13. The expression below represents how much the waterpark makes on ticket sales.
32a + 13c
What does the coefficient 32 represent?
The cost of an adult ticket
To enter the amusement park it costs $25. Each rollercoaster costs $4 to ride. The expression below represents the situation.
25 + 4r
How much money will I spend at the amusement park if I go on 4 rides?
$41
How many terms are in the expression below?
4y+5x2-10+8x
4
Translate the statement to an expression:
"Five less than a number"
x - 5
Write an expression to represent how much money Laura has:
Laura is saving for a concert. She currently has $60 in her bank account. She wants to save $20 every week.
20w + 60
Adult tickets at the waterpark cost $32. Child tickets at the waterpark cost $13. The expression below represents how much the waterpark makes on ticket sales.
32a + 13c
What does the variable c represent?
Number of child tickets sold
I currently have $38 in my bank account. I plan to save $15 a week. The expression below models this situation.
15w+38
If I save for 5 weeks, how much money will I have?
$113
Identify the coefficient(s) in the expression below
2+7t-5s
7, -5
Translate the statement to an expression:
"The quotient of 4 and a number is increased by 3"
4/x + 3
Write an expression to represent the total amount of money Claire made this summer:
Claire works 2 jobs. She gets paid $14 per hour working at a daycare. She gets paid $17 per hour working at Starbucks
14d+17s
I am trying to save money. The expression 30w + 700 represents how much money I have saved in my bank account.
What does the constant 700 represent?
The amount I already have in my bank account.
An ice cream truck came to the school. Cones cost $2 each and sundaes cost $5 each. The expression below models the situation.
2c+5s
How much money did the truck make if they sold 100 cones and 75 sundaes?
$575
Identify the constant(s) in the expression below
2x2-9+x+5
-9, 5
Translate the statement to an expression:
"Twice the sum of 8 and a number"
2(8+x)
Write an expression to represent the word problem:
Amazon Prime streaming cost $25 to register. It costs an addition $2.75 to download new movies.
2.75m + 25
Anna is ordering a taxi. She has to pay a flat charge just to order the taxi, and then has to pay per mile, depending on how far she travels. She wrote an expression to represent the situation.
3+2.3x
What does the term 2.3x represent?
The amount of money Anna spent on the taxi based on how many miles they traveled.
There are currently 4,200 leaves on a tree. The leaves fall at a rate of about 3 leaves per minute. The expression below represents this situation.
4200-3m
How many leaves will be left on the tree after 2 hours?
3,840
Identify the exponent(s) in the expression below
3x4+6y+x2-2
4, 1, 2
Translate the statement to an expression:
"7 is subtracted from the cube of a number"
x3-7
Write an expression to represent Ralph's journey to get out of debt:
Ralph is $500 in debt. He got a job that is going to pay him $16 an hour.
-500 + 16h
I went to the mall and bought some necklaces and pairs of shorts. Each necklace cost $12 and each pair of shorts cost $15. The expression below models the situation.
12n+15s
What does the first term 12n represent?
The total amount of money spent on necklaces
A lizard is currently 2 inches long. It grows at a rate of 0.5 inches a month. The expression below represents this scenario.
2 + 0.5m
How long with the lizard be after 3 years?
20 inches long