l+15=20

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Solution for l+15=20 equation: 


Simplifying
l + 15 = 20

Reorder the terms:
15 + l = 20

Solving
15 + l = 20

Solving for variable 'l'.

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

Add '-15' to each side of the equation.
15 + -15 + l = 20 + -15

Combine like terms: 15 + -15 = 0
0 + l = 20 + -15
l = 20 + -15

Combine like terms: 20 + -15 = 5
l = 5

Simplifying
l = 5

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