(8.5*8.5)+(5*5)=c

Solution for (8.5*8.5)+(5*5)=c equation:

Simplifying
(8.5 * 8.5) + (5 * 5) = c

Multiply 8.5 * 8.5
(72.25) + (5 * 5) = c
72.25 + (5 * 5) = c

Multiply 5 * 5
72.25 + (25) = c
72.25 + 25 = c

Combine like terms: 72.25 + 25 = 97.25
97.25 = c

Solving
97.25 = c

Solving for variable 'c'.

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

Add '-1c' to each side of the equation.
97.25 + -1c = c + -1c

Combine like terms: c + -1c = 0
97.25 + -1c = 0

Add '-97.25' to each side of the equation.
97.25 + -97.25 + -1c = 0 + -97.25

Combine like terms: 97.25 + -97.25 = 0.00
0.00 + -1c = 0 + -97.25
-1c = 0 + -97.25

Combine like terms: 0 + -97.25 = -97.25
-1c = -97.25

Divide each side by '-1'.
c = 97.25

Simplifying
c = 97.25