1,2,3 or 4?

Look at the picture.
Thank u!

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)

With alll of except for the 2 that i did already

Pllz me also i will report if you are in for the 1. complete the table by converting each decimal to a fraction. repeating decimals. 0.31 0.125 0.1607 2. describe any patterns you noticed when converting the decimals in the table above.