-5w+20=-9(w-4)

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Solution for -5w+20=-9(w-4) equation:


Simplifying
-5w + 20 = -9(w + -4)

Reorder the terms:
20 + -5w = -9(w + -4)

Reorder the terms:
20 + -5w = -9(-4 + w)
20 + -5w = (-4 * -9 + w * -9)
20 + -5w = (36 + -9w)

Solving
20 + -5w = 36 + -9w

Solving for variable 'w'.

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

Add '9w' to each side of the equation.
20 + -5w + 9w = 36 + -9w + 9w

Combine like terms: -5w + 9w = 4w
20 + 4w = 36 + -9w + 9w

Combine like terms: -9w + 9w = 0
20 + 4w = 36 + 0
20 + 4w = 36

Add '-20' to each side of the equation.
20 + -20 + 4w = 36 + -20

Combine like terms: 20 + -20 = 0
0 + 4w = 36 + -20
4w = 36 + -20

Combine like terms: 36 + -20 = 16
4w = 16

Divide each side by '4'.
w = 4

Simplifying
w = 4

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