Find the like terms in the expression y+1.2y+ 1.2z.
a. y and 1.2y
b. 1.2y and 1.2z
c. y and 1.2z
d. y, 1.2y, and 1.2z
simplify 2 + 17x – 5x + 9
a. 19x + 4
b. 12x + 11
c. 22x + 11
d. 15x – 4
simplify 3(5y + 6) -4.
a. 11y + 14
b. 11y + 18
c. 15y + 14
d. 15y + 2
factor 81 – 27p.
a 9(9 – 3p)
b. 27 (3 – p)
c. 27 (54 – p)
d. 27 (p – 3)

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

If there is 20 dogs in the shelter and 5 dogs get homes, and then 43 more dogs come. how many dogs are there in the shelter?

F(x) = x^2+x-2/x^2-3x-4 what is the domain and range, x-and y-intercepts, horizontal asymptotes, and vertical asymptotes?