Use the substitution method to solve the system of equations. Enter your answer as an ordered pair.
y = 3x-4
X = 9

Chanelle deposits $7,500 into the bank. she does not withdraw or deposit money for 6 years. she earns 6% interest during that time. what will the balance be when she is finally able to withdraw her money?

Javier bought a painting for $150. each year, the painting's value increases by a factor of 1.15. which expression gives the painting's value after 77 years?

Find the rate of change for the situation.you run 7 miles in one hour and 21 miles in three hours.