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17 October, 01:43

Jill has a gift certificate for a movie rental. Each time she rents a movie, $6 is deducted from her gift certificate balance. If m represents the number of movies Jill rents, which of these expressions can be used to determine her gift certificate balance?

a. 30m - 6

b. 30m + 6

c. 30 + 6m

d. 30 - 6m

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Answers (1)
  1. 17 October, 04:07
    0
    I think it is or d becuase it depends on witch place they want to have the varible
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