<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
Answer:
7.4
Step-by-step explanation:
just divide it by 3.2
Answer:
Step-by-step explanation:
The correct answer of this question is B
All you need is multiply it by 6
Answer:
13:12, 13 to 12, or 13/12
Step-by-step explanation:
520:480
Divide both numbers by GCF (40)
13:12
