Simplify.
18m - 9v + 6v - 7m
a. 27m + 13v
b. 11m - 3v
c. 25m +3v
d. 11m + 3v

Twenty-five percent of the customers entering a grocery store between 5 p. m. and 7 p. m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

The liabilities of cullumber are $99,000. owner’s capital is $143,000; drawings are $96,000; revenues, $467,000; and expenses, $301,000. what is the amount of cullumber company’s total assists?

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?