Question 684635
You would distribute or FOIL first. Then multiply and combine like terms.


(x+4)(x-5)


x(x-5)+4(x-5)


x^2 - 5x + 4x - 20


x^2 - x - 20



=======================================================================


#2 which of the following statements is false?
A. the slope of any horizontal line is 0
<font color="red">B.the slope of any vertical line is 1</font>
C.parallel lines have the same slope
D.the slope can be found using any two points on a straight line


<font color="red">Choice B</font> is FALSE because the slope of any vertical line is undefined.