-3(2+w)=-20

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Solution for -3(2+w)=-20 equation: 


Simplifying
-3(2 + w) = -20
(2 * -3 + w * -3) = -20
(-6 + -3w) = -20

Solving
-6 + -3w = -20

Solving for variable 'w'.

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

Add '6' to each side of the equation.
-6 + 6 + -3w = -20 + 6

Combine like terms: -6 + 6 = 0
0 + -3w = -20 + 6
-3w = -20 + 6

Combine like terms: -20 + 6 = -14
-3w = -14

Divide each side by '-3'.
w = 4.666666667

Simplifying
w = 4.666666667

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