42=w+w+2w-3+2w-3

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Solution for 42=w+w+2w-3+2w-3 equation:


Simplifying
42 = w + w + 2w + -3 + 2w + -3

Reorder the terms:
42 = -3 + -3 + w + w + 2w + 2w

Combine like terms: -3 + -3 = -6
42 = -6 + w + w + 2w + 2w

Combine like terms: w + w = 2w
42 = -6 + 2w + 2w + 2w

Combine like terms: 2w + 2w = 4w
42 = -6 + 4w + 2w

Combine like terms: 4w + 2w = 6w
42 = -6 + 6w

Solving
42 = -6 + 6w

Solving for variable 'w'.

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

Add '-6w' to each side of the equation.
42 + -6w = -6 + 6w + -6w

Combine like terms: 6w + -6w = 0
42 + -6w = -6 + 0
42 + -6w = -6

Add '-42' to each side of the equation.
42 + -42 + -6w = -6 + -42

Combine like terms: 42 + -42 = 0
0 + -6w = -6 + -42
-6w = -6 + -42

Combine like terms: -6 + -42 = -48
-6w = -48

Divide each side by '-6'.
w = 8

Simplifying
w = 8

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