<u>Answer:</u>
Lamar will charge
to the comic dealer for a comic book.
<u>Solution:</u>
It is given that lamar purchases a comic book for
. He then marks up the price of a comic book by
which means he increases the price of the book by
and then sells it to the comic dealer.
We have to find out how much will he charge the comic book dealer.
New price of the book after lamar marks up the price is given by
New price 
=

Thus, lamar will charge
to the comic dealer for a comic book.
Knowing what the variables are means that all we have to do is substitute:
[ ( 3 ) ^2 + ( 4 ) ^2 ] / 4 - 3 =
( 9 + 16 ) / 1 =
25
Answer:
what do you need help with?
Answer:
It must be number 2.
1 and 3 number is wrong as parallelogram don't need have right angle
3x+(x-2)=10
4x=12
x=12/4=3
y=x-2=3-2=1
so, x=3 and y=1
Answer: (3;1)