w*w+3=30

Solution for w*w+3=30 equation:

Simplifying
w * w + 3 = 30

Multiply w * w
w2 + 3 = 30

Reorder the terms:
3 + w2 = 30

Solving
3 + w2 = 30

Solving for variable 'w'.

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

Add '-3' to each side of the equation.
3 + -3 + w2 = 30 + -3

Combine like terms: 3 + -3 = 0
0 + w2 = 30 + -3
w2 = 30 + -3

Combine like terms: 30 + -3 = 27
w2 = 27

Simplifying
w2 = 27

Take the square root of each side:
w = {-5.196152423, 5.196152423}