30=40-2(-3-3w)

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Solution for 30=40-2(-3-3w) equation:


Simplifying
30 = 40 + -2(-3 + -3w)
30 = 40 + (-3 * -2 + -3w * -2)
30 = 40 + (6 + 6w)

Combine like terms: 40 + 6 = 46
30 = 46 + 6w

Solving
30 = 46 + 6w

Solving for variable 'w'.

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

Add '-6w' to each side of the equation.
30 + -6w = 46 + 6w + -6w

Combine like terms: 6w + -6w = 0
30 + -6w = 46 + 0
30 + -6w = 46

Add '-30' to each side of the equation.
30 + -30 + -6w = 46 + -30

Combine like terms: 30 + -30 = 0
0 + -6w = 46 + -30
-6w = 46 + -30

Combine like terms: 46 + -30 = 16
-6w = 16

Divide each side by '-6'.
w = -2.666666667

Simplifying
w = -2.666666667

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