Lindsay is 555 years younger than Mark. Seven years ago, the sum of their ages was 313131.
Let...
Mathematics, 17.02.2020 07:08, abilovessoftball
Lindsay is 555 years younger than Mark. Seven years ago, the sum of their ages was 313131.
Let l be Lindsay's age and let mmm be Mark's age.
Which system of equations represents this situation?
Choose 1
Answers: 2
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