2u^2+6=70

Solution for 2u^2+6=70 equation:

Simplifying
2u2 + 6 = 70

Reorder the terms:
6 + 2u2 = 70

Solving
6 + 2u2 = 70

Solving for variable 'u'.

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

Add '-6' to each side of the equation.
6 + -6 + 2u2 = 70 + -6

Combine like terms: 6 + -6 = 0
0 + 2u2 = 70 + -6
2u2 = 70 + -6

Combine like terms: 70 + -6 = 64
2u2 = 64

Divide each side by '2'.
u2 = 32

Simplifying
u2 = 32

Take the square root of each side:
u = {-5.656854249, 5.656854249}