Answer: The price has gone up .07.
Step-by-step explanation:
07/2.80 x 100 = 2.5% increase
Answer:
-5x+8
First you add 4 on both sides
X^2=0
Then you take square on both sides
X=+- the square root of 4
Simplify that
X=plus or minus 2
The answer can be either -2 or +2 (which is just 2)
the answer is D
reason: ration of freshmen to sophmores is 17 to 19, for other way around, flip the num ber
