3x+w=840

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Solution for 3x+w=840 equation: 


Simplifying
3x + w = 840

Reorder the terms:
w + 3x = 840

Solving
w + 3x = 840

Solving for variable 'w'.

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

Add '-3x' to each side of the equation.
w + 3x + -3x = 840 + -3x

Combine like terms: 3x + -3x = 0
w + 0 = 840 + -3x
w = 840 + -3x

Simplifying
w = 840 + -3x

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