The quotation of 2 times a number and 19

Identify the polynomial that is the difference of two squares. 25m2 - 16n 36m2 - 8n8 49m2 - 81n4 9m2 - 5n6

Of 60 books on a bookself, 24 are nonfiction what percent of the books are not nonfiction?

Find the cost of one item to the nearest cent. Round if necessary. 10 bars of soap for $6.50

Why can't I ask questions? It keeps on saying "Don't use such phrases! it hurts our feelings : (" I'm trying to ask questions for my geometry quiz

A customer's total cell phone bill this month is $50.50. The company charges a monthly fee of $18 plus five cents ($0.05) for each call. Use n to represent the number of calls.

If g (x) = 4x^2-3x+2 find g (-2)

there were 84 people on the train 43 people got out then 61 people went on the train and 22 people got off the train. how many people are on the train now?

How many quarts can be held in 19 gallons

How do you write a polynomial in standard form that represents the area of the shaded region of a rectangle when on the outside there are (x+4) and (x+7) and the inside the larger rectangle has (x+2) and (x+5) ...

A plastic bin contains red, yellow, and green key chains. Out of 350 key chains, 10% percent are yellow. Of the remaining key chains, 3/5 are green. How many red key chains are inside the bin?