Barry has 18 more marbles than heidi. if barry has 92 marbels, write and solve an equation to determine the number of marbels heidi has.

Which of the symbols correctly relates the two numbers below check all that apply 6? 6

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?

Find the commission on a $590.00 sale if the commission is 15%.