
Big Ideas 1.3 Exercises: Variables on Both Sides
Authored by Brandon Riffe
Mathematics
8th Grade

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45 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Is the equation -2(4 - x) = 2x + 8 an identity?
No, because it is not true for all values of x.
Yes, because it is true for all values of x.
No, because it has no solution.
Yes, because it has only one solution.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is the correct first step in solving the linear equation 3(3x - 8) = 4x + 6?
Expand the left side to get 9x - 24 = 4x + 6
Add 8 to both sides
Divide both sides by 3
Subtract 6 from both sides
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Solve the equation and check your solution: 15 - 2x = 3x
x = 3
x = -3
x = 5
x = 0
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Solve the equation and check your solution: 26 - 4s = 9s
s = 2
s = -2
s = 5
s = 4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Solve the equation and check your solution: 5p - 9 = 2p + 12
p = 7
p = -7
p = 3
p = 21
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Solve the equation and check your solution: 8g + 10 = 35 + 3g
g = 5
g = 3
g = 9
g = -5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Solve the equation and check your solution: 5t + 16 = 6 - 5t
t = -1
t = 1
t = 0
t = 2
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