20l+45=225

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Solution for 20l+45=225 equation: 



20l+45=225

We move all terms to the left:

20l+45-(225)=0

We add all the numbers together, and all the variables

20l-180=0

We move all terms containing l to the left, all other terms to the right

20l=180

l=180/20

l=9

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