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The Basics of Solving Single Variable Equations Flashcards | StudBud
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The Basics of Solving Single Variable Equations
The Basics of Solving Single Variable Equations
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StudBud Administration
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Beginning Algebra, Basics of Solving Single Variable Equations
Flashcards
10 cards
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Practice quiz
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Questions
10
Answers
1
Solve the following equation for x: 12x = 96
x=1/8
x = 12
x=84
x = 8
2
What are the steps, in order, to solve this equation: 3x-21 = 18
Add 21, then divide by 3
Divide both sides by 3, add 7 to both sides
Divide by seven, add 18 to both sides, then multiply by 3
Add 21 to both sides, divide both sides by 3
3
I can multiply both sides of the equation: 3x+12 = 9x+3 by three to get: 9x+12 = 27x+3
False
True
False
True
4
What is the first step to solve the following equation: 3x = 18
Subtract 18 from both sides
Divide both sides by 3
Subtract 3 from both sides
Divide 18 by 3
5
Solve the following equation for x: 6x + 15 = 2x - 1
x = -4
x = -16/3
x = 4
x = 16/3
6
If dividing an equation by a value, each term must be divided by that value.
True
True
False
False
7
In the equation 4x+18 = 3x + 12, I can add 32 to both sides making the equation: 3x+50 = 3x+44
False
False
True
True
8
Any operation applied to an equation must
not
change the fact that both sides are equal.
True
False
True
False
9
What is the first step to solve this equation: x-4=12?
Add 4 to both sides
Subtract 4 from the right side
Subtract x from both sides
Divide both sides by -4
10
Solve this equation for x: x+12=36
x=48
x=24
x = - 24
x=3
