Algebra 1 : Linear Equations
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Example Questions
Example Question #1 : Algebra 1
What is the solution of 3x = 9?
–6
–3
3
1/3
6
3
When solving a one step equation like this, we do the inverse operation to isolate the variable. In this case, we have 3x = 9, so we divide both sides by 3 to get x = 3.
3x = 9
(3x)/3 = (9)/3
x = 3
Example Question #2 : Algebra 1
Identify the imaginary part of the following complex number:
A complex number in its standard form is of the form: 
The imaginary part is 
Example Question #2 : Algebra 1
Find the conjugate of 
The conjugate is 
Since
we get
Example Question #3 : Algebra 1
Identify the real part of 
A complex number in its standard form is of the form: 
The real part is 0.
In this problem there is no real part. Hence the real part equals 0.
Example Question #4 : Algebra 1
Identify the imaginary part of 
A complex number in its standard form is of the form: 
The imaginary part equals 
Example Question #5 : Algebra 1
Identify the conjugate of 
The conjugate of an imaginary number is the opposite of the given imaginary part. For example the conjugate of 
Example Question #3 : Algebra 1
Find the conjugate of 
Since 
Example Question #6 : Algebra 1
Solve for 
None of the available answers
First we will add 
Then we will multiple both sides by 
Example Question #7 : Algebra 1
Solve for 
Example Question #8 : Algebra 1
What is the value of 
Simplifying for 
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