3=7-2w

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Solution for 3=7-2w equation:


Simplifying
3 = 7 + -2w

Solving
3 = 7 + -2w

Solving for variable 'w'.

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

Add '2w' to each side of the equation.
3 + 2w = 7 + -2w + 2w

Combine like terms: -2w + 2w = 0
3 + 2w = 7 + 0
3 + 2w = 7

Add '-3' to each side of the equation.
3 + -3 + 2w = 7 + -3

Combine like terms: 3 + -3 = 0
0 + 2w = 7 + -3
2w = 7 + -3

Combine like terms: 7 + -3 = 4
2w = 4

Divide each side by '2'.
w = 2

Simplifying
w = 2

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