L+2(L-4)=40

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Solution for L+2(L-4)=40 equation: 


Simplifying
L + 2(L + -4) = 40

Reorder the terms:
L + 2(-4 + L) = 40
L + (-4 * 2 + L * 2) = 40
L + (-8 + 2L) = 40

Reorder the terms:
-8 + L + 2L = 40

Combine like terms: L + 2L = 3L
-8 + 3L = 40

Solving
-8 + 3L = 40

Solving for variable 'L'.

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

Add '8' to each side of the equation.
-8 + 8 + 3L = 40 + 8

Combine like terms: -8 + 8 = 0
0 + 3L = 40 + 8
3L = 40 + 8

Combine like terms: 40 + 8 = 48
3L = 48

Divide each side by '3'.
L = 16

Simplifying
L = 16

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