Consider the equation 2x + 2 = 4x - 4

Solve for the value of x that satisfies the equation. My answer was x = 3 which was correct.

to verify the solution graphically, whoch two straight lines would need to be graphed?

y=2x
y=2x-4
y=4x-4
y=2x+2
y=4x+4
y=2x-4
​