Find the scale factor that maps figure ABCD to Figure PQRS. Is the dilation a reduction or enlargement?

Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29

X+y=-4 x-y=2 use elimination with adding and subtraction