What is the simplified form of the quantity of x plus 4, all over 5 + the quantity of x plus 5, all over 5?

a. x2+9x+2

5
b.2x+9← i think is this one

5
c. x2+9x+20

25
d. x+4

x+5

asap i am taking the exam right !

its 8

step-by-step explanation:

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.