Question
A group of nine people, some adults and some children, went to the movie theater. Adult admission was $8 and child admission was $5. The amount charge was $55. Could this amount be correct?
Answers
R_scott
a + c = 9
8 a + 5 c = 55
solve the system of equations for (a) and (c)
if the solutions are not integer values (whole numbers)
... then something is amiss with the $55 charge
8 a + 5 c = 55
solve the system of equations for (a) and (c)
if the solutions are not integer values (whole numbers)
... then something is amiss with the $55 charge