18-5w+7w-4=28

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Solution for 18-5w+7w-4=28 equation:


Simplifying
18 + -5w + 7w + -4 = 28

Reorder the terms:
18 + -4 + -5w + 7w = 28

Combine like terms: 18 + -4 = 14
14 + -5w + 7w = 28

Combine like terms: -5w + 7w = 2w
14 + 2w = 28

Solving
14 + 2w = 28

Solving for variable 'w'.

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

Add '-14' to each side of the equation.
14 + -14 + 2w = 28 + -14

Combine like terms: 14 + -14 = 0
0 + 2w = 28 + -14
2w = 28 + -14

Combine like terms: 28 + -14 = 14
2w = 14

Divide each side by '2'.
w = 7

Simplifying
w = 7

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