-3(w-5)=4w-20

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Solution for -3(w-5)=4w-20 equation: 


Simplifying
-3(w + -5) = 4w + -20

Reorder the terms:
-3(-5 + w) = 4w + -20
(-5 * -3 + w * -3) = 4w + -20
(15 + -3w) = 4w + -20

Reorder the terms:
15 + -3w = -20 + 4w

Solving
15 + -3w = -20 + 4w

Solving for variable 'w'.

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

Add '-4w' to each side of the equation.
15 + -3w + -4w = -20 + 4w + -4w

Combine like terms: -3w + -4w = -7w
15 + -7w = -20 + 4w + -4w

Combine like terms: 4w + -4w = 0
15 + -7w = -20 + 0
15 + -7w = -20

Add '-15' to each side of the equation.
15 + -15 + -7w = -20 + -15

Combine like terms: 15 + -15 = 0
0 + -7w = -20 + -15
-7w = -20 + -15

Combine like terms: -20 + -15 = -35
-7w = -35

Divide each side by '-7'.
w = 5

Simplifying
w = 5

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