220=2w+2w-40

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Solution for 220=2w+2w-40 equation:


Simplifying
220 = 2w + 2w + -40

Reorder the terms:
220 = -40 + 2w + 2w

Combine like terms: 2w + 2w = 4w
220 = -40 + 4w

Solving
220 = -40 + 4w

Solving for variable 'w'.

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

Add '-4w' to each side of the equation.
220 + -4w = -40 + 4w + -4w

Combine like terms: 4w + -4w = 0
220 + -4w = -40 + 0
220 + -4w = -40

Add '-220' to each side of the equation.
220 + -220 + -4w = -40 + -220

Combine like terms: 220 + -220 = 0
0 + -4w = -40 + -220
-4w = -40 + -220

Combine like terms: -40 + -220 = -260
-4w = -260

Divide each side by '-4'.
w = 65

Simplifying
w = 65

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