The first equation is

The second equation is

If you sum the two equations you'll cancel y:

And since the sum must be 11, we have y=9.
False because you should always make sure a company has medical and detal procedures
28 ft per min = 0.512064 km per hour
Answer:
Y=2x+4
Step-by-step explanation:
2x-y=-4
subtract 2x
-y=-2x-4
divide by -1
y=2x+4
Side = 12xy+1
Perimeter = 4(12xy+1)
Perimeter = 48xy + 4 (Answer B)