VIEW THIS AS A SLIDE SHOW Keystone Exam Review #1 VIEW THIS AS A SLIDE SHOW

Directions Work each problem thru on scratch paper. When finished w/ answer, click to view solution. Not all problems are sequential (1,2,3,4…) but there are Approximately 30 total questions

{-36} {12} {3} {17/12} {6} Click for solution Click for solution

X=3 so sides are 9 W = -L + 6 A-C = H B Click for solution

X<4 X<-1 X>-11 Click for solution Click for solution

{x: x<-4 or x>5, xeR} Click for solution {x:-4<x<4, xeR} -4 4 Click for solution {x:--11<x<5, xeR} -11 5 Click for solution {x: x<-4 or x>5, xeR} Click for solution

Click for solution 14 Click for solution

3/4 Click for solution 1 2 3 4 Click for solution

Click for solution

Click for solution

14 nights [ 31 = 1.5n + 10 ] solve for n y-y1 = m(x – x1) Click for solution Y = 3x+6 Y = ½ x+4 Click for solution Y = -2x+4 Click for solution Click for solution C = 1.5n + 10 C = $14.50 -- 1.5(3) + 10 14 nights [ 31 = 1.5n + 10 ] solve for n

No, because 7 is not < 4.5 using substitution Click for solution { -4/3 , 3 } { 5, -3 } Click for solution Click for solution No, because 7 is not < 4.5 using substitution Click for solution