<u><em>r=-199/80 is the right answer.</em></u> First, you had to multiply by 100 from both sides of the equation. And it gave us, 
. Next, you had to refine, and it gave us, 
. Then, subtract by 1470 from both sides of equation. And it gave us, 
. Simplify, and it gave us, 
. You can also divide by 320 from both sides of equation. And it gave us, 
. And finally, simplify, and it gave us the answer is <em><u>r=-199/80 is the right answer.</u></em> Hope this helps! And thank you for posting your question at here on brainly. And have a great day! -Charlie
<span>Steps for Factoring a Polynomial: Step 1: If there is a common factor, factor out the GCF. Step 2: Identify
the number of terms: (i) If polynomial has two terms, convert
polynomial into difference of two squares or sum of two cubes or
difference of two cubes.
</span>
Hope this helps!
<span />
Domain x = no solution
Minimum (-8,7)
Vertical intercept (0,71)
The best answer is
<span>30 minutes per day?
15 minutes twice a day?
10 minutes three times a day?</span>
Answer: Attached image
Step-by-step explanation:
The triangle was reflected over the x-axis.
