Step-by-step explanation:
Examples of categorical variables are race, genders, ages, and education levels. While the closing two variables may be considered in a numerical manner by using exact values for age and the high grade completed, it is always informative to put such variables into a relatively small number of groups.
The total cost before books are printed is $1200 (the constant).
The change to the total cost is the x, which is a variable, and can change depending on the amount of books printed.
hope this helps
I just took the test the answer is 9 cm.
Answer:
Step-by-step explanation:
That'd be the Identity Property of Multiplication.
