2l+2(w+20)=150

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Solution for 2l+2(w+20)=150 equation: 


Simplifying
2l + 2(w + 20) = 150

Reorder the terms:
2l + 2(20 + w) = 150
2l + (20 * 2 + w * 2) = 150
2l + (40 + 2w) = 150

Reorder the terms:
40 + 2l + 2w = 150

Solving
40 + 2l + 2w = 150

Solving for variable 'l'.

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

Add '-40' to each side of the equation.
40 + 2l + -40 + 2w = 150 + -40

Reorder the terms:
40 + -40 + 2l + 2w = 150 + -40

Combine like terms: 40 + -40 = 0
0 + 2l + 2w = 150 + -40
2l + 2w = 150 + -40

Combine like terms: 150 + -40 = 110
2l + 2w = 110

Add '-2w' to each side of the equation.
2l + 2w + -2w = 110 + -2w

Combine like terms: 2w + -2w = 0
2l + 0 = 110 + -2w
2l = 110 + -2w

Divide each side by '2'.
l = 55 + -1w

Simplifying
l = 55 + -1w

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