(7w-2)+8=-9

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Solution for (7w-2)+8=-9 equation:


Simplifying
(7w + -2) + 8 = -9

Reorder the terms:
(-2 + 7w) + 8 = -9

Remove parenthesis around (-2 + 7w)
-2 + 7w + 8 = -9

Reorder the terms:
-2 + 8 + 7w = -9

Combine like terms: -2 + 8 = 6
6 + 7w = -9

Solving
6 + 7w = -9

Solving for variable 'w'.

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

Add '-6' to each side of the equation.
6 + -6 + 7w = -9 + -6

Combine like terms: 6 + -6 = 0
0 + 7w = -9 + -6
7w = -9 + -6

Combine like terms: -9 + -6 = -15
7w = -15

Divide each side by '7'.
w = -2.142857143

Simplifying
w = -2.142857143

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