Steven brings 4 pounds of macaroni and cheese to a potluck dinner. There are a total of 15 people attending the dinner. If the macaroni and cheese is shared evenly how much does each guest receive?

What is the solution of the systems of equations? y=2/3x+3 x=-2

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

The graph of h(x)= |x-10| +6 is shown. on which interval is this graph increasing