How do i solve 5x-9y=-17 and 5x+3y=19 in elimation

Three friends shared a Pizza, and each person ate their share at different times in the afternoon. If friend A came first and ate 1/4 of the pizza, and friend B ate 1/3 of what was left by friend A, how much was left for friend C?

A mine worker is in a tunnel 25 feet below the ground. He descends another 13 feet. What is his final position?

Round to the nearest hundredth. 815.755

The square of a number is increased by 27 and the result is 148. Find all possible solutions for the number.

A. What would be the premium for a twenty-one-year-old single man who owns his car, purchasing insurance in the amount of 10/20/5? b. How much would it cost him to purchase insurance in the amount of 100/300/25? c. What is the difference in cost?

The data show the last 12 weeks of a familys grocery bill: $60, $60, $60, $80, $120, $120, $150, $120, $300, $200, $100, $90. Which measure of center best represents the data? A. The mode of $60 B. The median of $110 C. The mode of $120 D.

Kyle is renting a jet ski for the day. Below are his two options. Powersports Plus: $30 an hour plus a non-refundable deposit of $50. Sun & Surf: $20 an hour plus a non-refundable deposit of $80. Write an equation that models this situation.

A recipe requires 3/4 cup of nuts for 1 cake. Enter the maximum number of cales that can be made using 7 1/2 cups of

Is (1, - 2) a solution of y> - 6x - 3? Choose 1 answer: Yes No

O quadrado de 5 o dobro do quadrado de 5 o cubo de 5 o tripolo de cubo de 5