2w+2(2w-7.2)=40

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Solution for 2w+2(2w-7.2)=40 equation: 


Simplifying
2w + 2(2w + -7.2) = 40

Reorder the terms:
2w + 2(-7.2 + 2w) = 40
2w + (-7.2 * 2 + 2w * 2) = 40
2w + (-14.4 + 4w) = 40

Reorder the terms:
-14.4 + 2w + 4w = 40

Combine like terms: 2w + 4w = 6w
-14.4 + 6w = 40

Solving
-14.4 + 6w = 40

Solving for variable 'w'.

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

Add '14.4' to each side of the equation.
-14.4 + 14.4 + 6w = 40 + 14.4

Combine like terms: -14.4 + 14.4 = 0.0
0.0 + 6w = 40 + 14.4
6w = 40 + 14.4

Combine like terms: 40 + 14.4 = 54.4
6w = 54.4

Divide each side by '6'.
w = 9.066666667

Simplifying
w = 9.066666667

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