¼(32x-7) + b/4 = 5-2(3-4x)
What is the value of b to have infinitely many solutions?

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3

What is the result of adding the system of equations? 2x+y=4 3x-y=6

Arandom sample of 45 observations results in a sample mean of 68. the population standard deviation is known to be 23 a. compute the margin of error at a 959% confidence interval. b. compute the 95% confidence interval for the population mean c. compute the 90% confidence interval for the population mean. d. compute the 75% confidence interval for the population mean