Ask your own question, for FREE!
Mathematics 20 Online
OpenStudy (anonymous):

How is 6 ≡ -1 (mod 7)?

OpenStudy (anonymous):

Whats confusing me is that neither 6 nor -1 is divisible b y 7.

OpenStudy (amistre64):

write it out .... -3 -2 -1 0 1 2 3 4 5 6 7 ^

OpenStudy (anonymous):

ok. thx :)

OpenStudy (amistre64):

also: -1 + 7 = 6

OpenStudy (amistre64):

its all about knowing the movements behind the math

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!