If f(x)=2x-4, what x-value would make f(x)=-9

How to use order of operation in 20 divide by 4 multiply 5 = 1

What is the domain of the given function? {(3,-2), (6, 1), (-1, 4), (5,9), (-4, 0); o {x | x= -4,-1, 3, 5, 6} o {yl y = -2,0, 1,4,9} o {x|x = -4,-2, -1,0, 1, 3, 4, 5, 6, 9} o y y = 4,-2, -1, 0, 1, 3, 4, 5, 6, 9}

Which is an x-intercept of the graphed function? (0, 4) (–1, 0) (4, 0) (0, –1)