Work out
6/12 - 2/4
Give your answer in its simplest form.

3(10x-y)-5(x-y^2) need this solved asap

For the following equations, find the ratio of a to b. be sure to show all of your work. a. 3a = 6b b. 15a = 5b

Explain how you can show five less than a number using an algebraic expression