Pre-Algebra Examples

Solve for x 8x^4+8x^3+8x^2+8x=0
Step 1
Factor the left side of the equation.
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Step 1.1
Factor out of .
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Step 1.1.1
Factor out of .
Step 1.1.2
Factor out of .
Step 1.1.3
Factor out of .
Step 1.1.4
Factor out of .
Step 1.1.5
Factor out of .
Step 1.1.6
Factor out of .
Step 1.1.7
Factor out of .
Step 1.2
Factor out the greatest common factor from each group.
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Step 1.2.1
Group the first two terms and the last two terms.
Step 1.2.2
Factor out the greatest common factor (GCF) from each group.
Step 1.3
Factor.
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Step 1.3.1
Factor the polynomial by factoring out the greatest common factor, .
Step 1.3.2
Remove unnecessary parentheses.
Step 2
If any individual factor on the left side of the equation is equal to , the entire expression will be equal to .
Step 3
Set equal to .
Step 4
Set equal to and solve for .
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Step 4.1
Set equal to .
Step 4.2
Subtract from both sides of the equation.
Step 5
Set equal to and solve for .
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Step 5.1
Set equal to .
Step 5.2
Solve for .
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Step 5.2.1
Subtract from both sides of the equation.
Step 5.2.2
Take the specified root of both sides of the equation to eliminate the exponent on the left side.
Step 5.2.3
Rewrite as .
Step 5.2.4
The complete solution is the result of both the positive and negative portions of the solution.
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Step 5.2.4.1
First, use the positive value of the to find the first solution.
Step 5.2.4.2
Next, use the negative value of the to find the second solution.
Step 5.2.4.3
The complete solution is the result of both the positive and negative portions of the solution.
Step 6
The final solution is all the values that make true.