Simplify:

(x-y) / (x+y) - (x+y) / (x-y) =

A bank employee notices an abandoned checking account with a balance of $412. if the bank charges a $4 monthly fee for the account, the function b=412-4m. When will the bank account balance be 0?

In triangle abc, measure of angle b = 90, cos c = 11/17, and ab=26 units based on this information what is the measure of angle a, measure of angle c and length of ac

Rachel is 1.5 times as heavy as her cousin, Kayla

Fatima works at a bakery. She places 5 candied flowers on top of each cupcake she decorates. She Will decorate 2 dozen cupcakes today and 2 dozen tomorrow how many candied flower will Fatima use in these two days

Write 2/5 and 1/3 as an equivalent fraction using a common denominator

Which set of algebra tiles represents the sentence below Jemel spent 6 fewer dollars.

Which expression is equivalent to 2.2-2.5?

a car travels at 54 km/h for first 20seconds, 36km/h for next 30seconds and finally 18km/h for next 10 seconds find the averade velocity

A pan continued 3/4 of a pizza. Jack ate 1/2 of the remaining pizza. how much of the remaining pizza did jack eat?

W (x) = 5^2x + 1; Find w (0)