Kelso is in charge of a bake sale. on each table, t, there will be a platter of 24 cookies and 2 bowls of brownies with b brownies inside. kelso needs an additional 150 cookies to replace what he sells. this situation can be written as the following expression:

24t + (2b)t + 150

how many total sweets are there if there are 7 tables and 12 brownies in each bowl?
a) 168
b) 336
c) 486
d) 512

Mariah is randomly choosing three books to read from the following: 5 mysteries, 7 biographies, and 8 science fiction novels. which of these statements are true? check all that apply. there are 20c3 possible ways to choose three books to read. there are 5c3 possible ways to choose three mysteries to read. there are 15c3 possible ways to choose three books that are not all mysteries. the probability that mariah will choose 3 mysteries can be expressed as . the probability that mariah will not choose all mysteries can be expressed as 1 −

At store a, erasers are sold individually. the cost y of x erasers is represented by the equation y=0.75x. the costs of erasers at store b are shown in the graph.

Run a linear regression to determine an equation (y=mx+b y=mx+b)