5 + 7 (9 – 4 + 3) = 61 5 + 2 (8 – 4) 4 + 4 = 11 Cartesian Plane Write the (x,y) coordinates for each point: C (2,2) H (5, -6) Which point is described by the coordinates: (3, -1) G (-6, -1) D Patterns How many kilometers will Cindy 9 18 47 94 jog in 5 hours? Hours Kilometers 1 4 Fill in the table for y = 2x + 1 2 8 x y 3 12 1 3 4 16 2 5 5 20 3 7 4 9 Which of the following is an What is the pattern rule? 2x example of an expression? Input Output 2x + 4 23 46 5x + 4 = 29 25 50 A = L x W
5 + 7 (9 – 4 + 3) = 61 5 + 2 (8 – 4) 4 + 4 = 11 Cartesian Plane Write the (x,y) coordinates for each point: C (2,2) H (5, -6) Which point is described by the coordinates: (3, -1) G (-6, -1) D Patterns How many kilometers will Cindy jog in 5 hours? Hours Kilometers 1 4 2 8 3 12 4 16 5 20 What is the pattern rule? 2x Input Output 23 46 25 50 9 18 47 94 Fill in the table for y = 2x + 1 x y 1 3 2 5 3 7 4 9 Which of the following is an example of an expression? 2x + 4 5x + 4 = 29 A = L x W
Grade-8-Math-Pre-Diagnostic-Answer-Key.docx