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29 May, 01:18

Lily worked 3 hours more than andrea. together they worked a total of 16 hours. andrea worked a hours. Which equation represents this situation?

A. a+3=16

B. a+6=16

C. a + (a-3) = 16

D. a + (a+3) = 16

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Answers (1)
  1. 29 May, 03:14
    0
    The times were Lily 9.5 hours and Andrea 6.5 hours.

    Equation "D" is correct using those numbers.
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