pls help am confused the football team had a roster of 71 players in 1971. that is one less than 4 times the number of cheerleaders they had. write and solve an equation for the number of cheerleaders.​

Solve: 3x+y=6 4x-2y=18 show all work !

The graph below shows the line of best fit for data collected on the number of cell phones in cell phone cases sold at the local electronic store on four different days

Milk and ice cream are mixed together for a recipe. the total volume of the mixture is 1 cup. if the milk contains 2% fat, the cream contains 18% fat ,and the mixture contains 6% fat ,how much cream is in the mixture