Rearrange x=3g+2 to make g the subject

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?

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827

Which equation expression the relationship between the number of boxes b and the number of cans c and the proportion is 48