There are four pairs (m,n) that work: (5,10), (6,6), (8,4), and (12,3).
I believe the answer is true
A pound of ham is 9.88$ and a pound of beef 5.51$ answer ham doesn't cost less roast beef is 4.37$ cheaper a LB.
D) perpendicular!
A perpendicular's definition is: a straight line at an angle of 90° to a given line, plane, or surface.
And if you mark them on a graph you could see these two are opposite of each other.
Answer: (-9,6)
Step-by-step explanation:
3x+2y=-15
2x=-18
First solve for x in second equation
2x=-18
2x/2=-18/2
X= -9
Now substitute your x into first equation to find y
3(-9)+2y= -15
-27+2y=-15
2y= -15+27
2y= 12
2y/2=12/2
Y= 6