The common multiple of 8 10 and 20

What is the answer to - 6=b/18

What is - 16+8n-7n=4n-4?

Eugene has to buy cupcakes for a picnic. He needs to make sure that there are more than 8 cupcakes so each of his friends gets at least one cupcake. If Eugene buys y boxes that each contain 4 cupcakes, which inequality represents this situation?

I need to find the sum or difference of each expression A) 4 1/8 + (-1 1/2)

What is 701,245 written in two other forms

How many seconds are in 10 hours

If shoppers enter a store at an average rate of r shoppers per minute and each stays in the store for average time of T minutes, the average number of shoppers in the store, N, at any one time is given by the formula N=rT.

Rx+9/5=h, Solve for the value of x

Find the final balance in an account with $660 invested at 3.5% annual simple interest for five years.

Are these expressions equivalent 20d - 16 and 4 (5d - 4)