You sell lemonade around town and you can make $0.30 from each bottle of lemonade. The total amount of money you earn is 0.3b, where b represents the number of bottles of lemonade you sell. If b = 30 bottles of lemonade, how much you can make?

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

[10 points, algebra 2-simplifying complex fractions]according to my answer key the restrictions are -1 and 4. but why not positive 1?

Will mark determine whether the conjecture is true or false. give a counterexample for any false conjecture. given: points r, s, and t conjecture: r, s, and t are coplanar. a) false; the points do not have to be in a straight line. b) true c) false; the points to not have to form right angles. d) false; one point may not be between the other two.