20=5-2W

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Solution for 20=5-2W equation: 


Simplifying
20 = 5 + -2W

Solving
20 = 5 + -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.
20 + 2W = 5 + -2W + 2W

Combine like terms: -2W + 2W = 0
20 + 2W = 5 + 0
20 + 2W = 5

Add '-20' to each side of the equation.
20 + -20 + 2W = 5 + -20

Combine like terms: 20 + -20 = 0
0 + 2W = 5 + -20
2W = 5 + -20

Combine like terms: 5 + -20 = -15
2W = -15

Divide each side by '2'.
W = -7.5

Simplifying
W = -7.5

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