(-13w^2+13)-(-2w^2)=

Solution for (-13w^2+13)-(-2w^2)= equation:

Simplifying
(-13w2 + 13) + -1(-2w2) = 0

Reorder the terms:
(13 + -13w2) + -1(-2w2) = 0

Remove parenthesis around (13 + -13w2)
13 + -13w2 + -1(-2w2) = 0

Remove parenthesis around (-2w2)
13 + -13w2 + -1 * -2w2 = 0

Multiply -1 * -2
13 + -13w2 + 2w2 = 0

Combine like terms: -13w2 + 2w2 = -11w2
13 + -11w2 = 0

Solving
13 + -11w2 = 0

Solving for variable 'w'.

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

Add '-13' to each side of the equation.
13 + -13 + -11w2 = 0 + -13

Combine like terms: 13 + -13 = 0
0 + -11w2 = 0 + -13
-11w2 = 0 + -13

Combine like terms: 0 + -13 = -13
-11w2 = -13

Divide each side by '-11'.
w2 = 1.181818182

Simplifying
w2 = 1.181818182

Take the square root of each side:
w = {-1.087114613, 1.087114613}