Answer:-a^2-a+12
Step-by-step explanation:
(-a+3)(a+4)
Clear brackets
-a^2-4a+3a+12
Add like terms
-a^2-a+12
Answer:
Answer is in Picture. Explanation as well
Answer:
Step-by-step explanation:
Given


Required
Determine the Area
Area is calculated as follows

Substitute values for Length and Width

Convert mixed fraction


Hence, the area is
Hey there! I'm happy to help!
Let's have the adult tickets be a and the children tickets be c.
a=2c (twice as many adult tickets as child tickets)
5a+2c=700 (dollar value of each ticket)
Have a wonderful day! I hope that the helps! :D