y^2+13-64=0

Solution for y^2+13-64=0 equation:

Simplifying
y2 + 13 + -64 = 0

Reorder the terms:
13 + -64 + y2 = 0

Combine like terms: 13 + -64 = -51
-51 + y2 = 0

Solving
-51 + y2 = 0

Solving for variable 'y'.

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

Add '51' to each side of the equation.
-51 + 51 + y2 = 0 + 51

Combine like terms: -51 + 51 = 0
0 + y2 = 0 + 51
y2 = 0 + 51

Combine like terms: 0 + 51 = 51
y2 = 51

Simplifying
y2 = 51

Take the square root of each side:
y = {-7.141428429, 7.141428429}