Solve for w
w=-456.4
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-371=w+85.4
Multiply both sides of the equation by 7.
w+85.4=-371
Swap sides so that all variable terms are on the left hand side.
w=-371-85.4
Subtract 85.4 from both sides.
w=-456.4
Subtract 85.4 from -371 to get -456.4.
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