How many kilometers will Cindy Which of the following is an jog in 5 hours? example of an expression? 2x + 4 Hours Kilometers 5x + 4 = 29 1 4 A = L x W 2 8 12 + 6 = 3 12 4 16 5 20 What is the expression for three times a number minus five? 3t-5 What is the pattern rule? Input Output What is the equation for the 23 46 following statement: one more 25 50 than double a number is 11? 9 18 2t+1=11 47 94 2x Fill in the table for y = 2x + 1 Ray earns money cleaning x y windows. For each house he 1 3 charges $5 plus $2 for every 2 5 window cleaned. What is an 3 7 expression that represents his 4 9 total earnings? 2w+5 Solving Equations 34 = + 9
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? Input Output 23 46 25 50 9 18 47 94 2x 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 12 + 6 = What is the expression for three times a number minus five? 3t-5 What is the equation for the following statement: one more than double a number is 11? 2t+1=11 Ray earns money cleaning windows. For each house he charges $5 plus $2 for every window cleaned. What is an expression that represents his total earnings? 2w+5 Solving Equations 34 = + 9
Grade-7-Math-Pre-Diagnostic-Answer-Key.docx