Answer:
124
Step-by-step explanation:
is in the photo
i hope this helps :)
C.
No value of x has two values of y, thus it is a one-to-one function.
Answer:(x,y)=(8,18)
Step-by-step explanation:
Given
5x-2y=4-------1
Second Equation
-2x+y=2-----2
Now multiply equation 2 by 2 and it to equation 1
5x-4x+0=8
x=8
substitute it in equation 1

36=2y
y=18
Therefore
(x,y)=(8,18)