Factor -7x3 + 21x2 + 3x - 9 by grouping. what is the resulting expression?
(3 - 7x)(x2 – 3)
(7x – 3)(3 + x2
(3 - 7x2)(x – 3)
(7x2 – 3)(3# *)

Asalesperson earns $320 per week plus 8% of her weekly sales. the expression representing her earnings is 320 + 0.08x. which of the following describes the sales necessary for the salesperson to earn at least $1000 in the one week?

Tod does not have any cookies. david gives jeff 8 cookies. then he splits half of the cookies he has left with tod. david let’s c represent the number of cookies that he starts with. he finds the number of cookies that tod has is 1/2 the difference of c and 8. write an expression to represent the number of cookies that tod has.

Pranza plotted point a in the coordinate plane below.