Question

A minivan left a condominium with a number of passengers. 7 passengers got off and 10 passengers boarded the minivan at Evergreen Road. At Woodville Interchange, 1/4 of the number of passengers got off and 12 passengers were left in the minivan. How many passengers were on the minivan when it left the condominium?

Answers

oobleck
just do the adding and subtracting! Starting with x passengers,
x - 7 + 10 = x+3
(x+3) * 3/4 = 12
x = 13
Christine
13

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