Find the sum. Use a number line to verify your answer. Can someone please help me with this problem?

The answer is -2

Step-by-step explanation:

Start at -7 on the number line. Work your way to the right towards the positive numbers by five and there is your answer!

they go with it happens or they mite give a chance?

step-by-step explanation:

answer:   35 % is the probability of a late departure or an early arrival.

step-by-step explanation:

let l represents the late departure and e represents the early departure.

then, according to the question,

p(l) = 12 %,   p(e) = 27 % and = 4 %

and, we have to find out,

but, we know that,

which is the required equation that will use to find the probability of a late departure or an early departure.

therefore,   the probability of a late departure or an early arrival =   35 %