Ask your own question, for FREE!
Mathematics 18 Online
OpenStudy (anonymous):

Solve for x and y: `7y - 5x = 31` `x = 4 - 2y` A. (3, - 2) B. ( - 2, 3) C. ( - 9, - 2) D. (8, - 2)

OpenStudy (anonymous):

Since the second equation is already solved for x I would recommend plugging it into the first equation. Once you've done that you will have an equation in one variable y that you can solve. Once you have the value of y, you can plug that into the second equation to find x.

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!