A biologist studied the population of tadpoles in two ponds. She recorded how many tadpoles were in each po number of tadpoles in each pond is shown in the table

Twenty-five percent of the customers entering a grocery store between 5 p.m. and 7 p.m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

According to the number line, what is the distance between points a and b? v ++ + + + + -16 -14 -12 -10 -8 + 6 + 4 + -2 + 0 + 2 + 4 + 6 + 8 + 10 + 12 + 14 + 16 o6 units o 7 units 12 units o 14 units

If f(x) =3x-2 and g(x) =2x+1 fins (f+ g) (x)