Answer:
21
Step-by-step explanation:
x^2 + 4x + 3 + 1 = (x + 2)^2
So 1 need to be added.
Answer:
<u><em>It has gone -160 miles.</em></u>
Step-by-step explanation:
To find the answer we will <em>multiply -40 by 4 hours</em>, and we get<em> -160 miles</em>. Therefore, the car has <em>traveled -160 miles</em>.
-6g + 36 = 12
36 = 12 + 6g
24 = 6g
4 = g
g = 4
46.06 would be the answer