One root of the quadratic equation x^2 − 2x + m = 0 is 9. if the other root is n, what is n−m?

50 ! pls ! 12.  building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.

a. discuss how to find the slope of the stairs.
b. describe how changing the width or height affects the steepness of the stairs.

60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?

Select all expressions that are equivalent to 2(3x + 7y). question 1 options: 6x + 14y 6x + 7y 1(6x + 14y)