A) x / y = 3 / 5
A) 5x = 3y
A) 5x - 3y = 0
B) y - x = 6
B) 3y -3x = 18
Adding A) and B)
2x = 18
x = 9
y = 15
Use a calculator.
Easiest way.
Answer:
<h2><u><em>
nonagon, 9 sides</em></u></h2>
Step-by-step explanation:
the interior angles is 360 - 220 = 140°
it's a<u><em> nonagon, 9 sides</em></u>
<u><em></em></u>
The correct answer is 26!/21!. I have turned this in and gotten a 100. Hoped this helped ya .