Answer:
6f + 3
Step-by-step explanation:
so in order to get a equation that is equivalent to 4f + f2 + 3 is you have to simplify the expression by adding numbers to numbers and variables to variables.
so we are going to add 4f and 2f together:
(4f + f2) + 3
And you get the expression:
6f + 3
I hope this helps you!!