AII graphing calculator worksheet

AII graphing calculator worksheet - twice the number of...

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AII Solving systems with a graphing calculator worksheet NAME: ________________ Use a graphing calculator and the inverse matrix method to solve each of the following problems. 1) = - = + 10 24 20 6 1 5 2 3 1 y x y x 2) = + - = + - = + + 5 3 2 2 4 2 2 1 2 2 z y x z y x z y x 3) = + - = + - = + 5 3 4 . 2 7 4 . 8 1 5 . 2 4 z y x z y x y x 4) The sum of two whole numbers is 40. The difference of twice the first number and the second is 11. What are the numbers?

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3) A 350-seat theater charges \$15 for adults and \$6 for children. If the total ticket sales for Friday are \$3900, and all the seats were filled, how many children and how many adults attended the performance? 4) A collection of nickels, dimes and quarters totals \$8.20. The number of nickels and dimes together is
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Unformatted text preview: twice the number of quarters. The value of the nickels is one-third of the value of the dimes. How many of each kind of coin are there? 5) Tickets to a local concert cost \$2 for children, \$3 for teenagers, and \$5 for adults. When 570 people attended the concert, the total ticket receipts were \$1950. Three-fourths as many teenagers as children attended. How many adults were there? 6) Tickets to a lecture cost \$1 for students, \$1.50 for faculty, and \$2 for others. Total attendance at the lecture was 460, and the total income from tickets was \$570. Three times as many students as faculty attended. How many faculty members attended the lecture?...
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This note was uploaded on 05/13/2011 for the course MTH 98 taught by Professor Johnson during the Fall '09 term at Grand Valley State.

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AII graphing calculator worksheet - twice the number of...

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