how many hours are there between 7 and 5 ? in this time given

7:45
5:15

Ben wants to play a carnival game that costs $2. in his pocket he has 5 red tickets worth 35 cents each, and 15 blue tickets worth 10 cents each. which of the following systems of inequalities correctly represents the constraints on the variables in this problem? let represent the red tickets and b represent the blue tickets.

Find the solution of system of equation y= x-4 y=4x+2

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year