7w+2(w+7)=-31

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Solution for 7w+2(w+7)=-31 equation:


Simplifying
7w + 2(w + 7) = -31

Reorder the terms:
7w + 2(7 + w) = -31
7w + (7 * 2 + w * 2) = -31
7w + (14 + 2w) = -31

Reorder the terms:
14 + 7w + 2w = -31

Combine like terms: 7w + 2w = 9w
14 + 9w = -31

Solving
14 + 9w = -31

Solving for variable 'w'.

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

Add '-14' to each side of the equation.
14 + -14 + 9w = -31 + -14

Combine like terms: 14 + -14 = 0
0 + 9w = -31 + -14
9w = -31 + -14

Combine like terms: -31 + -14 = -45
9w = -45

Divide each side by '9'.
w = -5

Simplifying
w = -5

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