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Example Questions
Example Question #532 : Linear Equations
Evaluate the expression (3x + 4y)3 when x = 4 and y = 2.
800
343
2744
64
8000
8000
Plug in 4 for x and 2 for y, giving you (3(4) + 4(2))3, which equals (20)3, equalling 8000.
(3x + 4y)3
(3(4) + 4(2))3
(12 + 8)3
(20)3 = 8000
Example Question #1 : How To Solve Two Step Equations
Evaluate when x = 3.
3
9
0
–3
27
27
First plug 3 in for x, giving you . You square 6, giving you 36, then subtract (18/2), giving you 27.
Example Question #3 : How To Solve Two Step Equations
Solve for .
Add 5 to each side of the equation.
Add 3x to each side of the equation.
Divide each side of the equation by 5.
Example Question #1 : How To Solve Two Step Equations
Solve for .
Subtract 9 from both sides of the equation.
Divide each side of the equation by 3.
Example Question #2 : How To Solve Two Step Equations
Solve for .
Add 11 to each side of the equation.
Multiply each side of the equation by .
Divide each side of the equation by 24.
Simplify
Example Question #1 : How To Solve Two Step Equations
Solve for :
First, substract 3 from both sides:
Next, divide each side by 7:
Example Question #2 : How To Solve Two Step Equations
Solve for x:
None of the available answers
Example Question #1 : How To Solve Two Step Equations
Solve for :
None of the available answers
Example Question #3 : How To Solve Two Step Equations
Solve for
First subtract 4 from both sides. This gives . Then divide both sides by 4 to get
Example Question #10 : How To Solve Two Step Equations
Solve for :
None of the other answers
To solve for , add
to both sides to get
. Then, divide both sides by
to get
.
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