What is the binomial expansion of (x+2y)^7

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

Kyle and elijah are planning a road trip to california. their car travels 3/4 of a mile per min. if they did not stop driving, how many miles could kyle and elijah drove in a whole day? ? 1 day = 24 hours. plzzz write a proportion i will give you 100 points

For the inequality |c| < |d| to be true, which of the following must be true?