k = - 6 +- root of ( 36 - 36 ) / 2
= -3
hope it helped
Answer:
<u>x</u><u> </u><u>is</u><u> </u><u>5</u>
Step-by-step explanation:
The answer is b because you at doubling each year
The answer for this problem is going to be 30 because you take the 50° that you already have and subtract 20° and you get 30