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Which of the following is the correct matrix representation of the Friday movie ticket sales?

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7 votes
Maybe this will work:
a - # of adults at $A amount each
c - # of children at $C amount each
a+c = T, total number of tickets
aA + cC = $T total price of all tickets

a c T
aA cC $T

would be the 2x3 matrix. Can solve manually or by using the "rref", reduced row echelon form in the calculator.
User RyanStochastic
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