The answer is the last option
Which is (49x-16)^2
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.
The answer is 32. You have four trays each have 8 bars so multiply 8 and 4.
8*4=32
Let me know if you can see the pictures well
(x+1)-(-2x-5)
=x+1+2x+5
=3x+6
=3(x+2)