Ask your own question, for FREE!
Mathematics 13 Online
OpenStudy (anonymous):

How many two-digit numbers have the property of being equal to 7 times the sum of their digits?

OpenStudy (anonymous):

consider the number ab 10 a + b = 7 (a + b)

OpenStudy (anonymous):

@eashy then, how many numbers is there?

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!