15u^2-34+15=0

Solution for 15u^2-34+15=0 equation:

Simplifying
15u2 + -34 + 15 = 0

Reorder the terms:
-34 + 15 + 15u2 = 0

Combine like terms: -34 + 15 = -19
-19 + 15u2 = 0

Solving
-19 + 15u2 = 0

Solving for variable 'u'.

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

Add '19' to each side of the equation.
-19 + 19 + 15u2 = 0 + 19

Combine like terms: -19 + 19 = 0
0 + 15u2 = 0 + 19
15u2 = 0 + 19

Combine like terms: 0 + 19 = 19
15u2 = 19

Divide each side by '15'.
u2 = 1.266666667

Simplifying
u2 = 1.266666667

Take the square root of each side:
u = {-1.125462868, 1.125462868}