Answer:
C. 5b + 10
Step-by-step explanation:
The five times a number is 5b, a number that means a variable, example of variables: x, b, y, a, z etc. The added to ten is + 10, added tl means plus,, so five times a number added to 10 is 5b + 10.
It's just based on what I know, I hope you understand it and I hope it helps.
