2(10+w)=28

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Solution for 2(10+w)=28 equation: 


Simplifying
2(10 + w) = 28
(10 * 2 + w * 2) = 28
(20 + 2w) = 28

Solving
20 + 2w = 28

Solving for variable 'w'.

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

Add '-20' to each side of the equation.
20 + -20 + 2w = 28 + -20

Combine like terms: 20 + -20 = 0
0 + 2w = 28 + -20
2w = 28 + -20

Combine like terms: 28 + -20 = 8
2w = 8

Divide each side by '2'.
w = 4

Simplifying
w = 4

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