Get the equation simplified. Subtract 4 by each side.
20-4= 16
and the square root of 16, is 4.
Plug it in to check.
(4)^2+4=20
16+4=20
20=20
Ultimately your final answer is X=4
D would be your answer. Since the x is negative the graph is decreasing and -3 is you y-intercept
Question 4 Answer: 72/9=8 then you would 8x18=144 so it would take the person 2 hours and 24 minutes to deliver 72 newspapers.
If you can please award me the brainliest answer! Thanks!
Answer:
i think it is 12
Step-by-step explanation:
i dont know this stuff stop asking me
