Vocabulary
Which of the following options describe an expression?
a. Contains numbers
b. Contains variables
c. Are the same as equations
d. Have an equal sign
a. Contains numbers
b. Contains variables
solve (showing work correctly):
x+14=36
22
Evaluate the expression 7w+8, when w=5
43
Josh filled a cup with 40 ounces of soda before a movie. He drank 14 ounces at the movie. There are x ounces of soda left.
Josh filled a cup with 40 ounces of soda before a movie. He drank 14 ounces at the movie. There are x ounces of soda left.
Select all the equations that could represent the situation.
a. 40-14 = x
b. 40 + 18 =x
c. x + 14 = 40
d. 14x = 40
e. 40/14 = x
A, C
In the expression 6x+12, identify the coefficient.
6
Solve (showing work):
2+x=12
10
Evaluate the expression 7w+8, when w= 0.7
12.9
Write a product expression equivalent to 24+54.
Use an area model if it helps your thinking.
Hint: Product expression uses parentheses
2 (12+27)
3(8+18)
In the expression 6x+12, identify the Variable
x
Solve (showing work):
8k=32
4
Evaluate the expression 7w+8, when w= 4/7
12
Which expression is equivalent to 2 (d+6)?
a. 2d + 12
b. 2d+1
c. d + 1
a
In the expression 6x+12, identify the constant
12
40-y=22
18
Evaluate the expression 7w+8, when w=3.2
30.4
Write an expression that is equivalent to 5(m + 3).
Hint: draw an area model if it is helpful and use the distributive property.
5m + 15
In the expression 6x+12, identify the term that contains the variable.
6x
p/12 = 12
144
Evaluate the expression: 5(x-4), when x=6
10
Sarah has x peaches. She buys 5 more peaches. Write an algebraic expression to represent the total number of peaches Sarah has now.
If Sarah originally had 12 peaches, what is the total number she has now?
x+5
17