2[w-3]=30

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Solution for 2[w-3]=30 equation: 


Simplifying
2[w + -3] = 30

Reorder the terms:
2[-3 + w] = 30
[-3 * 2 + w * 2] = 30
[-6 + 2w] = 30

Solving
-6 + 2w = 30

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 + 2w = 30 + 6

Combine like terms: -6 + 6 = 0
0 + 2w = 30 + 6
2w = 30 + 6

Combine like terms: 30 + 6 = 36
2w = 36

Divide each side by '2'.
w = 18

Simplifying
w = 18

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