Answer:
Step-by-step explanation:
Let's say that the price of each normal cookie is n.
The equation would then be 7(n - .75)=2.80.
Use distributive property, getting 7n - 5.25=2.80.
Add 5.25 to each side of the equation, getting 7n=8.05.
Divide 7 from both sides of the equation, getting n=1.15.
Answer:
120 
Step-by-step explanation:
<em><u>The formula for finding the volume of a prism is:</u></em>
V = Bh
<em><u>You have to convert 13 </u></em>
<em><u> into an improper fraction, like so:</u></em>

<em><u>Convert the other:</u></em>
<em><u /></em>
<em><u>Multiply:</u></em>
<em><u /></em>
·
= 
<em><u>Convert to mixed fraction:</u></em>
120 
Answer:
35+70=105, 180-105=75 so the answer is c 75°
Step-by-step explanation: