13+c^2=77

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Solution for 13+c^2=77 equation: 


Simplifying
13 + c2 = 77

Solving
13 + c2 = 77

Solving for variable 'c'.

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

Add '-13' to each side of the equation.
13 + -13 + c2 = 77 + -13

Combine like terms: 13 + -13 = 0
0 + c2 = 77 + -13
c2 = 77 + -13

Combine like terms: 77 + -13 = 64
c2 = 64

Simplifying
c2 = 64

Take the square root of each side:
c = {-8, 8}

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