A house and lot together cost more than $89,000. The house cost $1000 more than seven times the cost of the lot. How much does the lot cost.

Fiona and her friends are playing a game by guessing where a coin will land when it is randomly dropped inside the square shown below. fiona guesses that the coin is likely to land in the blue area. which explains whether or not fiona is correct and why?

Simplify using positive exponents only.

What are two numbers that have a sum of 15