g^2-900=0

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Solution for g^2-900=0 equation: 


Simplifying
g2 + -900 = 0

Reorder the terms:
-900 + g2 = 0

Solving
-900 + g2 = 0

Solving for variable 'g'.

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

Add '900' to each side of the equation.
-900 + 900 + g2 = 0 + 900

Combine like terms: -900 + 900 = 0
0 + g2 = 0 + 900
g2 = 0 + 900

Combine like terms: 0 + 900 = 900
g2 = 900

Simplifying
g2 = 900

Take the square root of each side:
g = {-30, 30}

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