Laura paid $27 for three books. if all of the books cost the same, how much did one book cost?

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.

Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1

With number 11 ( show how you got the answer)