81+196=c^2

Solution for 81+196=c^2 equation:

Simplifying
81 + 196 = c2

Combine like terms: 81 + 196 = 277
277 = c2

Solving
277 = c2

Solving for variable 'c'.

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

Add '-1c2' to each side of the equation.
277 + -1c2 = c2 + -1c2

Combine like terms: c2 + -1c2 = 0
277 + -1c2 = 0

Add '-277' to each side of the equation.
277 + -277 + -1c2 = 0 + -277

Combine like terms: 277 + -277 = 0
0 + -1c2 = 0 + -277
-1c2 = 0 + -277

Combine like terms: 0 + -277 = -277
-1c2 = -277

Divide each side by '-1'.
c2 = 277

Simplifying
c2 = 277

Take the square root of each side:
c = {-16.643316977, 16.643316977}