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Simplifying
w2 + -13 = 13 + -2w2
Reorder the terms:
-13 + w2 = 13 + -2w2
Solving
-13 + w2 = 13 + -2w2
Solving for variable 'w'.
Move all terms containing w to the left, all other terms to the right.
Add '2w2' to each side of the equation.
-13 + w2 + 2w2 = 13 + -2w2 + 2w2
Combine like terms: w2 + 2w2 = 3w2
-13 + 3w2 = 13 + -2w2 + 2w2
Combine like terms: -2w2 + 2w2 = 0
-13 + 3w2 = 13 + 0
-13 + 3w2 = 13
Add '13' to each side of the equation.
-13 + 13 + 3w2 = 13 + 13
Combine like terms: -13 + 13 = 0
0 + 3w2 = 13 + 13
3w2 = 13 + 13
Combine like terms: 13 + 13 = 26
3w2 = 26
Divide each side by '3'.
w2 = 8.666666667
Simplifying
w2 = 8.666666667
Take the square root of each side:
w = {-2.943920289, 2.943920289}
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