Answers: 3
Mathematics, 21.06.2019 16:40, Alex9089435028
The sum of two numbers is 86, and their difference is 20. find the two numbers
Answers: 2
Mathematics, 21.06.2019 20:00, tessafargo
Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.
Answers: 1
Mathematics, 22.06.2019 03:00, jjgurl60
Ashley spent half of her lunch money on a turkey sandwich. then she spent two-thirds of the money she had left on a bottle of juice and the rest of the money on a cookie. if the cookie cost $.75, how much lunch money did ashley have to start with?
Answers: 2
What is sigma notation of 3 + 7 + 11 + 15 + 19...