Simplify.
7x² - x + 9
+ 6x² + 5x - 10


Will give brainliest.

Apine tree that is 140 feet tall is added to the sample. how will this outlier affect the shape of the box plot?

Kevin is an insurance salesman. when he sells a policy, he makes 20 percent of the policy premium (p) up front; then each year the policy is active, he receives 15 percent of the original premium. which equation could be used to figure his total commission on a policy that has been active for five years? c=0.80p c=0.20p + 0.15p c=0.35p + 4(0.15) c=0.95p

What is the value of x in the equation 2(x-4) = 4(2x + 1)?