y = -2x + 8
y = x - 1
exsplain how you will solve the pair of equations by substitution. show all steps and write in the solution in (x, y) form.

you so much x

Given a normal distribution with µ =50 and σ =4, what is the probability that 5% of the values are less than what x values? between what two x values (symmetrically distributed around the mean) are 95 % of the values? instructions: show all your work as to how you have reached your answer. don’t simply state the results. show graphs where necessary.