A 742 gram sample of an unknown metal in a test tube is placed in a beaker of boiling water. After a period of time, the metal is placed into a calorimeter containing 100.00 g of water at 40.0 °C.
Eventually, the temperature of both the water and the unknown metal in the calorimeter measures
56.3 °C. What is the specific heat of the metal?
??

The school that imani goes to is selling tickets to the annual dance competition. on the first day of the ticket sales the school sold 7 adult tickets and 5 child tickets for a total of $96. the school took in $40 on the second day by seling 3 adult tickets . find the price of an adult ticket and the price of a child ticket. solve by using substitution elimination college prep algebra math heres the 2 equations i came up with 7x+5y=96 and 3x+2y= -40 show all workiv be stuck on this.

Aquadratic equation in standard from is written ax^2= bx+c, where a,b and c are real numbers and a is not zero?

Which of the following points is a solution to the system of equations shown? y - x = -1 x + y = -5