21-8w-9+3(w+3)-4w=

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Solution for 21-8w-9+3(w+3)-4w= equation:


Simplifying
21 + -8w + -9 + 3(w + 3) + -4w = 0

Reorder the terms:
21 + -8w + -9 + 3(3 + w) + -4w = 0
21 + -8w + -9 + (3 * 3 + w * 3) + -4w = 0
21 + -8w + -9 + (9 + 3w) + -4w = 0

Reorder the terms:
21 + -9 + 9 + -8w + 3w + -4w = 0

Combine like terms: 21 + -9 = 12
12 + 9 + -8w + 3w + -4w = 0

Combine like terms: 12 + 9 = 21
21 + -8w + 3w + -4w = 0

Combine like terms: -8w + 3w = -5w
21 + -5w + -4w = 0

Combine like terms: -5w + -4w = -9w
21 + -9w = 0

Solving
21 + -9w = 0

Solving for variable 'w'.

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

Add '-21' to each side of the equation.
21 + -21 + -9w = 0 + -21

Combine like terms: 21 + -21 = 0
0 + -9w = 0 + -21
-9w = 0 + -21

Combine like terms: 0 + -21 = -21
-9w = -21

Divide each side by '-9'.
w = 2.333333333

Simplifying
w = 2.333333333

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