June uses 12 eggs to make cupcakes. She uses four eggs for each batch of cupcakes. Which expressions can be used to find the number of batches she makes?

Can you draw an isosceles triangle with only one 80 degree angle?

God's gym charges a sign-up fee of $100 plus $30 per month. write an expression to represent how much someone would pay for a membership.

Whats are the trickiest steps to do when adding or subtracting rational expressions? how does knowledge of rational numbers u in adding and subtracting rational expressions?