Hello! For this question, we are looking for the unit rate. To find the unit rate, all you have to do is divide the cost by the number of cupcakes bought. In this case that's 6/4. 6/4 is 1.5. There. Each cupcake costs $1.50.

is an expression. And an expression is like an equation except that it has no "sides". Expression is something after being solved gives the answer. An equation on the other hand, shows something being equal to something else.
Answer:
7 ÷ (a - 6)
Step-by-step explanation:
(2n-1) /(n+9)
hope it can help u