Answer: 
<u>Step-by-step explanation:</u>
When you subtract b/2a from both sides, you end up with the Quadratic Formula.
The area of the rectangular roof shingle is 70 inches
Answer:
Step-by-step explanation: its yo mama :)
Answer:
40.9 - 5y
Step-by-step explanation:
25.6 - 5y + 15.3
40.9 - 5y ## ^ combine like-terms
Answer:
x^2+8x+16
(x+4)^2
Step-by-step explanation:
x^2 +8x
Take the coefficient of the x term
8
Divide by 2
8/2 =4
Square it
4^2 =16
x^2+8x+16
We can factor it into
(x+8/2) ^2
(x+4)^2