45=2(w-12)+30

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Solution for 45=2(w-12)+30 equation:


Simplifying
45 = 2(w + -12) + 30

Reorder the terms:
45 = 2(-12 + w) + 30
45 = (-12 * 2 + w * 2) + 30
45 = (-24 + 2w) + 30

Reorder the terms:
45 = -24 + 30 + 2w

Combine like terms: -24 + 30 = 6
45 = 6 + 2w

Solving
45 = 6 + 2w

Solving for variable 'w'.

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

Add '-2w' to each side of the equation.
45 + -2w = 6 + 2w + -2w

Combine like terms: 2w + -2w = 0
45 + -2w = 6 + 0
45 + -2w = 6

Add '-45' to each side of the equation.
45 + -45 + -2w = 6 + -45

Combine like terms: 45 + -45 = 0
0 + -2w = 6 + -45
-2w = 6 + -45

Combine like terms: 6 + -45 = -39
-2w = -39

Divide each side by '-2'.
w = 19.5

Simplifying
w = 19.5

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