You and your friend are selling magazine subscriptions for a fundraiser. After w weeks, you have sold (3w+4)
subscriptions and your friend has sold (5w+1)
subscriptions.

a. Write an expression in simplest form that represents the difference between the number of subscriptions your friend has sold and the number you have sold.
An expression is 2w−3.

b. After 5 weeks, your friend has sold more subscriptions than you.

Asystem of equations has 1 solution.if 4x-y=5 is one of the equations , which could be the other equation ?

Michelle and julie work at a catering company. they need to bake 264 cookies for a birthday party that starts in a little over an hour and a half. each tube of cookie dough claims to make 36 cookies, but michelle eats about 1/5 of every tube and julie makes cookies that are 1.5 times as large as the recommended cookie size.it takes about 8 minutes to bake a container of cookies, but since julie's cookies are larger, they take 12 minutes to bake. a. how many tubes should each girl plan to bake? how long does each girl use the oven? b. explain your solution process what did you make? c. what assumptions did you make?

Using only the digits 5, 6, 7, 8, how many different three digit numbers can be formed if no digit is repeated in a number?