I believe it’s A, a scale factor of 2.
I hope this helps!
Step-by-step explanation:
change graphic into alohabet so it is easier to see
solve easy equation with only a type of unknown first..
once you found the value of the unknownm , substitute it in any equation so you can find the value of other unknown.
Step-by-step explanation:
x intercept is at y=0
2x= 12.4
x = 6.2
y intervept is at x=0
4y= 12.4
y = 3.1
Answer:
They all are solutions!
Step-by-step explanation:

An easy way to check this is just to substitute each pair of values into both equations:
(a) 
(b)

(c)

Have a nice day!