-9+6-(-2)= Evaluate the expression

I really need help on this problem so please help me and it is worth 10 points.

5× 1/2 = ? a) more than 5 because you are multiplying by a whole number b) 5/10 because you multiply the numerator and denominator by 5 c) less than 5 because you are multiplying by a number that is more than 1 d) less than 5 because you are multiplying by a number that is less than 1

An equation where variables are used to represent known values—function notation true or false

Which is greater, 7 p 5 or 7 c 5? 7p5 7c5