I need help, can’t figure it out or understand this

17°

Step-by-step explanation:

sum of angles in a triangle=180°

x+17°+6x+10°+4x-34°=180°

11x-7°=180°

11x=180°+7°

11x=187°

x=17°

a

step-by-step explanation:

the answer is a

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 %