Plsss
i don’t understand this question.
it says:
let # be defined by the equation:
a # b = ab + a + b for all numbers a and b.
find the value of 2 # 5
a. 7
b. 10
c. 17
d. 20
plsss me this is for shsat and i need

answer: 177/8

step-by-step explanation:

sinn is the total amount of students now and m were the students before, you subtract them both (n-m) and divide that by m. then, since to get a percentage from a fraction you have to multiply by 100, your answer should look like this: n-m/m*100

step-by-step explanation: