Okay so in math when you are writing equations from a graph. when you are writing them do you do the rise as the y-intercept and the run as x.

Find the slope of the line y =8/9x + 1.

Find two numbers if their sum is 91 and the ratio is 6: 7?

Do one of the following, as appropriate: (a) find the critical value z subscript alpha divided by 2 , (b) find the critical value t subscript alpha divided by 2 . 99%; nequals 17; sigma is unknown; population appears to be normally distributed.