w*2-23*w+42=0

Solution for w*2-23*w+42=0 equation:

Simplifying
w * 2 + -23w + 42 = 0

Reorder the terms for easier multiplication:
2w + -23w + 42 = 0

Reorder the terms:
42 + 2w + -23w = 0

Combine like terms: 2w + -23w = -21w
42 + -21w = 0

Solving
42 + -21w = 0

Solving for variable 'w'.

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

Add '-42' to each side of the equation.
42 + -42 + -21w = 0 + -42

Combine like terms: 42 + -42 = 0
0 + -21w = 0 + -42
-21w = 0 + -42

Combine like terms: 0 + -42 = -42
-21w = -42

Divide each side by '-21'.
w = 2

Simplifying
w = 2