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11 August, 16:13

Quiz 1

Lindsay is 5 years younger than Mark, Seven years ago, the sum of their ages was 31.

Letl be Lindsaysage and let m be Mark's age.

Which system of equations represents this situation?

Choose 1 answer:

(1=m-5

[ (1 - 7) + (m - 7) = 31

(1=m+5

+5
Answers (1)
  1. 11 August, 16:22
    0
    Linear
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