186=2(w+9)+2(w)

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Solution for 186=2(w+9)+2(w) equation:


Simplifying
186 = 2(w + 9) + 2(w)

Reorder the terms:
186 = 2(9 + w) + 2(w)
186 = (9 * 2 + w * 2) + 2(w)
186 = (18 + 2w) + 2(w)

Combine like terms: 2w + 2w = 4w
186 = 18 + 4w

Solving
186 = 18 + 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.
186 + -4w = 18 + 4w + -4w

Combine like terms: 4w + -4w = 0
186 + -4w = 18 + 0
186 + -4w = 18

Add '-186' to each side of the equation.
186 + -186 + -4w = 18 + -186

Combine like terms: 186 + -186 = 0
0 + -4w = 18 + -186
-4w = 18 + -186

Combine like terms: 18 + -186 = -168
-4w = -168

Divide each side by '-4'.
w = 42

Simplifying
w = 42

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