Solve for n -4n^2+8=4

Math
-4n2+8=4
Move all terms not containing n to the right side of the equation.
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Subtract 8 from both sides of the equation.
-4n2=4-8
Subtract 8 from 4.
-4n2=-4
-4n2=-4
Divide each term by -4 and simplify.
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Divide each term in -4n2=-4 by -4.
-4n2-4=-4-4
Cancel the common factor of -4.
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Cancel the common factor.
-4n2-4=-4-4
Divide n2 by 1.
n2=-4-4
n2=-4-4
Divide -4 by -4.
n2=1
n2=1
Take the square root of both sides of the equation to eliminate the exponent on the left side.
n=±1
The complete solution is the result of both the positive and negative portions of the solution.
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Any root of 1 is 1.
n=±1
The complete solution is the result of both the positive and negative portions of the solution.
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First, use the positive value of the ± to find the first solution.
n=1
Next, use the negative value of the ± to find the second solution.
n=-1
The complete solution is the result of both the positive and negative portions of the solution.
n=1,-1
n=1,-1
n=1,-1
Solve for n -4n^2+8=4

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