6w+7w-16=-81

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Solution for 6w+7w-16=-81 equation:


Simplifying
6w + 7w + -16 = -81

Reorder the terms:
-16 + 6w + 7w = -81

Combine like terms: 6w + 7w = 13w
-16 + 13w = -81

Solving
-16 + 13w = -81

Solving for variable 'w'.

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

Add '16' to each side of the equation.
-16 + 16 + 13w = -81 + 16

Combine like terms: -16 + 16 = 0
0 + 13w = -81 + 16
13w = -81 + 16

Combine like terms: -81 + 16 = -65
13w = -65

Divide each side by '13'.
w = -5

Simplifying
w = -5

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