w+4-2w=7

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Solution for w+4-2w=7 equation: 


Simplifying
w + 4 + -2w = 7

Reorder the terms:
4 + w + -2w = 7

Combine like terms: w + -2w = -1w
4 + -1w = 7

Solving
4 + -1w = 7

Solving for variable 'w'.

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

Add '-4' to each side of the equation.
4 + -4 + -1w = 7 + -4

Combine like terms: 4 + -4 = 0
0 + -1w = 7 + -4
-1w = 7 + -4

Combine like terms: 7 + -4 = 3
-1w = 3

Divide each side by '-1'.
w = -3

Simplifying
w = -3

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