Express the product of (2x– 1) and ( 1/2x -2/3)
as a trinomial in simplest form.

The ratio of the perimeters of two similar triangles is 4: 3. what are the areas of these triangles if the sum of their areas is 130cm2?

If the probability of an event happening is 65% then the probability this event does not occur?

You have 37 coins that are nickels, dimes, and pennies. the total value of the coins is $1.55. there are twice as many pennies as dimes. find the number of each type of coin in the bank.