Sally is three years older than Jim. Jim is 18 years old. which solution should you arrive at to find sally's age?
(A). 18
(B). 21
(C). 24
(D). 27

2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

The seventh-grade students at charleston middle school are choosing one girl and one boy for student council. their choices for girls are michaela (m), candice (c), and raven (r), and for boys, neil (n), barney (b), and ted (t). the sample space for the combined selection is represented in the table. complete the table and the sentence beneath it.