7w-15=-64

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Solution for 7w-15=-64 equation: 


Simplifying
7w + -15 = -64

Reorder the terms:
-15 + 7w = -64

Solving
-15 + 7w = -64

Solving for variable 'w'.

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

Add '15' to each side of the equation.
-15 + 15 + 7w = -64 + 15

Combine like terms: -15 + 15 = 0
0 + 7w = -64 + 15
7w = -64 + 15

Combine like terms: -64 + 15 = -49
7w = -49

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

Simplifying
w = -7

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