-1w=7+8

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Solution for -1w=7+8 equation: 


Simplifying
-1w = 7 + 8

Combine like terms: 7 + 8 = 15
-1w = 15

Solving
-1w = 15

Solving for variable 'w'.

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

Divide each side by '-1'.
w = -15

Simplifying
w = -15

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