Expression vs Equation
Which description describes an equation?
A. A number is less than or equal to negative twelve.
B. A number minus ten is twenty-eight.
C. Seven times a number minus twenty
D. A number to the fifth power.
B. A number minus ten is twenty-eight.
Which property is represented below?
p + (– p) = 0
A. Identity
B. Associative
C. Commutative
D. Inverse
D. Inverse
A runner runs 5 kilometers. How many meters did the runner run?
5,000 meters
Solve the equation below:
-9m = 63
A. m = 6
B. m = 7
C. m = –7
D. m = –6
C. m = –7
A pair of supplementary angles adds up to 180°. If one angle is 112°, what is the measure of the other angle?
68°
How can I turn the 2(x + 4) in to a Equation?
By adding an equal sign and an answer
Which value can be multiplied by 36 and does not lose its identity?
A. 0
B. 36
C. 1
D. 100
C. 1
A truck is carrying 13.5 tons of sand. How many pounds
27,000 pounds
n−67=−15
A. 52
B. -52
C. 82
D. -82
A. 52
A pair of supplementary angles adds up to 180°. If one angle is 75.5°, what is the measure of the other angle?
104.5°
What is the difference between Expression and Equation?
Equation has an answer and Expression does not. Equation uses words as "equals and is, and has an equal sign.
Which property is represented in the Expressions below?
Expression I: (44 + 55) + 66
Expression II: 44 + (55 + 66)
A. Identity
B. Associative
C. Commutative
D. Inverse
B. Associative
A runner completes 11 miles. How many yards did the runner run?
19,360 yards
x+76.5=150.8
x=74.3
A rectangle has an area of 240 square inches. The height of the rectangle is 15 inches.
Part A: Determine b, the missing base.
base is 16 inches
Which description represents an equation?
A) The quotient of 14 and a number
B) A number minus 7 is 32.
B) A number minus 7 is 32.
Which expression is equivalent to:
m⋅25
A. (m · 20) + (m · 5)
B. (m · 2) · 5
C. (m · 20) + 5
D. (m + 20) · 5
A. (m · 20) + (m · 5)
A piece of fabric is 432 inches long. How many yards is this?
12 yards
35x=−420
x= -12
A rectangle has an area of 72.5 square inches. The base of the rectangle is 5.8 inches.
Part A: Determine h, the missing height.
height is 12.5 inches
Jordan wrote the following descriptions on the board. Which description(s) represent an expression?
I. Five more than a number
II. Seven minus two equals five
III. Nine multiplied by four is thirty-six
IV. A number squared
A. I only
B. I and II
C. I and IV
D. I, III, and IV
C. I and IV
Which two answer choices have equivalent expressions?
A. 4+7b+(−4) and 7b+4
B. 5c+1/3(6c)5c and 5c+2
C. 1/6 −(−6c) and c
D. 2x+9x+(−9x) and 2x
D. 2x+9x+(−9x) and 2x
A water tank holds 125 gallons of water. How many pints?
1,000 pints
Solve for y.
y/22 = -14
-308
A rectangle has a base of 125.6 inches and a height of 5.5 inches.
Part A: Determine the area of the rectangle.
Area is 690.8 inches