3(3w-[4])=-20

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


Simplifying
3(3w + -1[4]) = -20

Multiply -1 * 4
3(3w + -4) = -20

Reorder the terms:
3(-4 + 3w) = -20
(-4 * 3 + 3w * 3) = -20
(-12 + 9w) = -20

Solving
-12 + 9w = -20

Solving for variable 'w'.

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

Add '12' to each side of the equation.
-12 + 12 + 9w = -20 + 12

Combine like terms: -12 + 12 = 0
0 + 9w = -20 + 12
9w = -20 + 12

Combine like terms: -20 + 12 = -8
9w = -8

Divide each side by '9'.
w = -0.8888888889

Simplifying
w = -0.8888888889

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