Which of these expressions requires a variable? A
the expression for how much money Abe earns when he makes $15 an hour and works for three hours

B
the expression for the number of pencils Cody has if he starts with nine pencils and then gives four to Molly

C
the expression for the total number of cakes when Cindy brings one cake to class, and Bryan brings two cakes to class

D
the expression for how many birthday parties Pia has this June if she has one more birthday party than her brother

Asap for seven months an ice creams vendor collects data showing the number of cones sold a day (c) and the degrees above 70 degrees f the vendor finds that there is a positive linear association between c and t that is the best modeled by this equation c=3.7t+98 which statement is true? the model predicts that the average number of cones sold in a day is 3.7 the model predicts that the average number of cones sold i a day is 98 a model predicts that for each additional degree that the high temperature is above 70 degres f the total of number of cones sold increases by 3.7 the model predicts for each additional degree that the high temperature is above 70 degrees f the total number of cones sold increasingly by 98

What is the factor form of x^2-9x+14

Translate the algebraic expression shown below into a verbal expression. fraction with variable x in numerator and 6 in the denominator. the sum of six and some number the product of six and some number the quotient of some number and six the difference of six and some number