u^2-36+3=78

Solution for u^2-36+3=78 equation:

Simplifying
u2 + -36 + 3 = 78

Reorder the terms:
-36 + 3 + u2 = 78

Combine like terms: -36 + 3 = -33
-33 + u2 = 78

Solving
-33 + u2 = 78

Solving for variable 'u'.

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

Add '33' to each side of the equation.
-33 + 33 + u2 = 78 + 33

Combine like terms: -33 + 33 = 0
0 + u2 = 78 + 33
u2 = 78 + 33

Combine like terms: 78 + 33 = 111
u2 = 111

Simplifying
u2 = 111

Take the square root of each side:
u = {-10.535653753, 10.535653753}