The school theater department made $2,142 on ticket sales for the three nights of their play. the department sold the same number of tickets each night and each ticket cost $7. how many tickets did the theater department sell each0 night?

Raj encoded a secret phrase using matrix multiplication. using a = 1, b = 2, c = 3, and so on, he multiplied the clear text code for each letter by the matrix to get a matrix that represents the encoded text. the matrix representing the encoded text is . what is the secret phrase? determine the location of spaces after you decode the text. yummy is the corn the tomato is red the corn is yummy red is the tomato