A company makes 120 bags. 40 of the bags have buttons but no zips.
43 of the bags have zips but no buttons.
33 of the bags have neither zips nor buttons.
How many bags have zips on them?

Find the zeros of each function. f(x) = 6x^2 - 7x - 20

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle. he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field

Hundred and tens tables to make 430 in five different ways