400=2wl

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Solution for 400=2wl equation:


Simplifying
400 = 2wl

Solving
400 = 2lw

Solving for variable 'l'.

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

Add '-2lw' to each side of the equation.
400 + -2lw = 2lw + -2lw

Combine like terms: 2lw + -2lw = 0
400 + -2lw = 0

Add '-400' to each side of the equation.
400 + -400 + -2lw = 0 + -400

Combine like terms: 400 + -400 = 0
0 + -2lw = 0 + -400
-2lw = 0 + -400

Combine like terms: 0 + -400 = -400
-2lw = -400

Divide each side by '-2w'.
l = 200w-1

Simplifying
l = 200w-1

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