2w+2[2w-40]=220

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


Simplifying
2w + 2[2w + -40] = 220

Reorder the terms:
2w + 2[-40 + 2w] = 220
2w + [-40 * 2 + 2w * 2] = 220
2w + [-80 + 4w] = 220

Reorder the terms:
-80 + 2w + 4w = 220

Combine like terms: 2w + 4w = 6w
-80 + 6w = 220

Solving
-80 + 6w = 220

Solving for variable 'w'.

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

Add '80' to each side of the equation.
-80 + 80 + 6w = 220 + 80

Combine like terms: -80 + 80 = 0
0 + 6w = 220 + 80
6w = 220 + 80

Combine like terms: 220 + 80 = 300
6w = 300

Divide each side by '6'.
w = 50

Simplifying
w = 50

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