Writing Equations to Find Unknowns Answers
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1
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For which equations is 8 a solution? Select the four correct answers.
A
x + 6 = 2
B
x + 2 = 10
C
x minus 4 = 4
D
x minus 2 = 10
E
2 x = 4
F
3 x = 24
G
StartFraction x Over 2 EndFraction = 16
H
StartFraction x Over 8 EndFraction = 1
2
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Which are equations? Check all that apply.
A
x + 3 = 12
B
StartFraction z Over 7 EndFraction + 1
C
25 minus q
D
6 g = 18
E
Two-thirds m
F
StartFraction p Over 3.5 EndFraction = 2.25
G
9 = 100 minus f
H
k divided by 5.8
3
What is the name for a statement that shows two expressions are equal?
Answer not available
4
Which phrase is usually associated with addition?
A
the difference of two numbersB
triple a numberC
half of a numberD
the total of two numbers5
Which mathematical statement represents “17 more than a number is 26”?
A
17 greater-than 26
B
n + 17 = 26
C
17 less-than 26
D
26 + n = 17
6
Which equation represents “the product of a number and 24 is 72”?
A
24 p = 72
B
24 = 72 p
C
(24) (72) = p
D
StartFraction p Over 24 EndFraction = 72
7
Maria did the work to see if 8 is a solution to the equation .Does her work show that 8 is a solution to the equation?
A
Yes, because the last line of the work is true.B
Yes, because 11 minus 8 equals 3.C
No, because 8 is even and the other numbers in the equation are odd.D
No, because the last line of the work is not true. 5 and 11 are not equal.8
Which equation has a solution of ?
A
x + 3 = 10
B
x minus 10 = 3
C
StartFraction x Over 2 EndFraction = 26
D
x + 12 = 1
10
Which sentence could be used to describe the equation ?
A
The sum of 78 and a number is 105.B
The number 105 is more than 78.C
The sum of 105 and 78 is a number.D
Seventy-eight is more than the number one hundred five.Did you find these answers helpful?
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