Solve the following inequality. x2+18x+80<0
Select the correct choice below and, if necessary, fill in the answer box.
A.
The solution set is nothing.
(Type your answer in interval notation. Use integers or fractions for any numbers in the expression.)
B.
There is no real solution.

On the april 3 billing date, michaelle chappell had a balance due of $ 1495.39 on her credit card. from april 3 through may 2, michaelle charged an additional $ 305.34 and made a payment of $ 800.a) find the finance charge on may 3, using the previous balance method. assume that the interest rate is 1.8 % per month. b) find the new balance on may 3.

How can you tell when x and y are not directly proportional?

Seymour is twice as old as cassandra. if 16 is added to cassandra’s age and 16 is subtracted from seymour’s age, their ages become equal. what are their present ages? show !