Answer:
negative
Step-by-step explanation:
the answer will be negative because one fraction is negative and the other is positive. there is nothing to cancel out the negative sign
Answer:
Option A.

Step-by-step explanation:
see the attached figure with letters to better understand the problem
In this problem we have a triangle with a circle inscribed in it
so

step 1
Find the length side B.C

substitute the given values

step 2
Find the length side C.D
Remember that

therefore

step 3
Find the length side E.D
we know that

substitute the given values

step 4
Find the length side E.F
Remember that

therefore

step 5
Find the length side A.F
Remember that

therefore

step 6
Find the perimeter


Answer:

Step-by-step explanation:

Price =x
x=30
half of 30 is 15
add 15 to 30
get 45 do that but change you're numbers
To answer this question, try to solve the system of equations. Start by plugging in "
" in for y in the second equation:

<em>*Combine like terms*</em>

<em>*Factor*</em>

<em>*Set each term equal to 0*</em>
x-1=0
<em>*Add 1 to both sides*</em>
x=1
C) There is exactly 1 solution.
Hope this helps!!