Jim bought a $576 tv with the cash in his wallet. he now has $137 in his wallet. write and solve an equation that shows how much he originally had in his wallet.

Find the number of positive three-digit even integers whose digits are among 9, 8, 7,5, 3, and 1.

Find the area of the regular hexagon if a side is 20 cm.

At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.