7w=8w-90

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Solution for 7w=8w-90 equation: 


Simplifying
7w = 8w + -90

Reorder the terms:
7w = -90 + 8w

Solving
7w = -90 + 8w

Solving for variable 'w'.

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

Add '-8w' to each side of the equation.
7w + -8w = -90 + 8w + -8w

Combine like terms: 7w + -8w = -1w
-1w = -90 + 8w + -8w

Combine like terms: 8w + -8w = 0
-1w = -90 + 0
-1w = -90

Divide each side by '-1'.
w = 90

Simplifying
w = 90

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