Answer:
C) infinitely many solutions
Step-by-step explanation:
y= 3x-4
-3y= -9x +12
-3(3x-4 ) = -9x +12
-9x + 12 = -9x + 12
f(3) = -13
f(x)= - x²-4 (not (-x)²)
f(3) = - 3² - 4 = - 9 - 4 = -13