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01-10-2019
Mathematics

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Lenny makes $55,000 and is getting annual raises of $2,500. Karl makes $62,000, with annual raises of 2,000. How many years, y, will it take for Lenny and Karl to make the same salary?

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charlmagallano charlmagallano

01-10-2019

55,000 + 2,500x = 62,000 + 2,000x

subtract 55,000 from both sides
2,500x = 7,000 + 2,000x

now subtract 2,000x from both sides

500x = 7,000
x= 14 years

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