<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:
25/14
Step-by-step explanation:
14 divided by 5 is 2.8 and 2.8 you can change 2.8 to 28/10 simplify that to 14/5 and turn it to a mixed number you get 2 4/8
They are complementary angles and they are adjacent angles to