Answer:
Step-by-step explanation:
Supplementary Angles add up to 180.
Angle C and Angle D add up to 180.
10/7 = 6/x cross multiply to solve for x
<span>x=4.2 dozen cookies
</span><span>4.2 dozen cookies * 12 cookies/dozen= 50.4 cookies</span>
Well, you can basically do $56.88 - $41.57. After that you should get 15.31. Which is basically the same number as 15.?1 just you filled the ? in. So, now we know that Rosa is incorrect. You can check it by doing what I just showed you, 56.88 - 41.57. So now you have the info you need to write your response.
hope this helped!