Mitch is making birdhouses to sell. He needs to make at least $678. Each birdhouse costs $28 to make. He is selling them for $40 each. What is the minimum he can sell to reach his goal? Show your work and explain your thinking.

Answer is in the file below

cutt.ly/nz6VGda

343t464564435rri76i6u

step-by-step explanation:

because i said it is

none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square