n^2-45=4

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Solution for n^2-45=4 equation:


Simplifying
n2 + -45 = 4

Reorder the terms:
-45 + n2 = 4

Solving
-45 + n2 = 4

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Add '45' to each side of the equation.
-45 + 45 + n2 = 4 + 45

Combine like terms: -45 + 45 = 0
0 + n2 = 4 + 45
n2 = 4 + 45

Combine like terms: 4 + 45 = 49
n2 = 49

Simplifying
n2 = 49

Take the square root of each side:
n = {-7, 7}

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