Answer:
so if f(x) equals 3(4) that means f times x so f time x = 3(4) which equals 3 times 4 so f =3 and x=4 so 3 times for eqauls 12 so you put a 12.0 and alighn the decimals like so 4.05
12.0 but you do this only if you are adding subtraction and multipling
Step-by-step explanation:
hope this isnt confusing
