c^2=20.25+36

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Solution for c^2=20.25+36 equation: 


Simplifying
c2 = 20.25 + 36

Combine like terms: 20.25 + 36 = 56.25
c2 = 56.25

Solving
c2 = 56.25

Solving for variable 'c'.

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

Simplifying
c2 = 56.25

Take the square root of each side:
c = {-7.5, 7.5}

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