2(w+4.2)+2w=108.4

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Solution for 2(w+4.2)+2w=108.4 equation: 


Simplifying
2(w + 4.2) + 2w = 108.4

Reorder the terms:
2(4.2 + w) + 2w = 108.4
(4.2 * 2 + w * 2) + 2w = 108.4
(8.4 + 2w) + 2w = 108.4

Combine like terms: 2w + 2w = 4w
8.4 + 4w = 108.4

Solving
8.4 + 4w = 108.4

Solving for variable 'w'.

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

Add '-8.4' to each side of the equation.
8.4 + -8.4 + 4w = 108.4 + -8.4

Combine like terms: 8.4 + -8.4 = 0.0
0.0 + 4w = 108.4 + -8.4
4w = 108.4 + -8.4

Combine like terms: 108.4 + -8.4 = 100
4w = 100

Divide each side by '4'.
w = 25

Simplifying
w = 25

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