Mathematics, 09.12.2020 02:00 nisha87
The sum of Ken's, k, and Alan's, a, ages is 61. Ken is 31 years older than Alan. Which of these systems of equations below best describe the ages of Ken and Alan?
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The sum of Ken's, k, and Alan's, a, ages is 61. Ken is 31 years older than Alan. Which of these syst...
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