Ask your own question, for FREE!
Mathematics 10 Online
OpenStudy (anonymous):

If y varies directly with x and y = -7 when x = -1, find x when y = -84. A. 84 B. 7 C. -12

OpenStudy (experimentx):

-12

OpenStudy (hoblos):

y varies directly with x----->y=kx -7=k(-1) then k=7 so y=7x -84=7x ---> x= -12

OpenStudy (anonymous):

Thank you!

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!