Answer:
x=1/2, y=2;
Step-by-step explanation:
First pair:
2x-5y =-9
4x+5y=12
Add them together:
6x=3
x = 1/2
2(1/2) - 5y =-9
1-5y = -9
1+9=5y
y=10/5=2
which means that:
m+m= Something.
and that something can be anything,it determines on the m+m to find out what the answer might be.
Answer:
B and D
Step-by-step explanation:
I think this is the answer
Answer:
Step-by-step explanation:
Distance Formula: 
Used to find the distance between 2 points.
Simply plug in your 2 coordinates into the distance formula to find distance <em>d</em>:
Answer:
D
Step-by-step explanation:
A Is incorrect since it does not show the equality
B Is incorrect since you do not comapre to 0
C is incorrect
D Is correct
