Henry has x blue pens. Rachel has 5 blue pens and y black pens. Jake has 3 times the total number of pens Henry and Rachel have. Write a simplified expression for the number of pens Jake has.

In a sample of 200 residents of georgetown county, 120 reported they believed the county real estate taxes were too high. develop a 95 percent confidence interval for the proportion of residents who believe the tax rate is too high. (round your answers to 3 decimal places.) confidence interval for the proportion of residents is up to . would it be reasonable to conclude that the majority of the taxpayers feel that the taxes are too high?

Let f(x) = x+3 and g(x) = 1/x the graph of (fog)(x) is shown below what is the range of (fog)(x)?

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15