2w+21.5=18

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Solution for 2w+21.5=18 equation: 


Simplifying
2w + 21.5 = 18

Reorder the terms:
21.5 + 2w = 18

Solving
21.5 + 2w = 18

Solving for variable 'w'.

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

Add '-21.5' to each side of the equation.
21.5 + -21.5 + 2w = 18 + -21.5

Combine like terms: 21.5 + -21.5 = 0.0
0.0 + 2w = 18 + -21.5
2w = 18 + -21.5

Combine like terms: 18 + -21.5 = -3.5
2w = -3.5

Divide each side by '2'.
w = -1.75

Simplifying
w = -1.75

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