2+78+78+89+34+17-35-50+13=?

226

Step-by-step explanation:

In PEMDAS, addition and subtraction (AS) occur at the same time, meaning you can simply solve the problem left to right.

Hope it helps

2+78+78+89+34+17-35-50+13= 226

$15 each

step-by-step explanation:

$45/3 children= $15 each

for this pair of functions g(x)=x-2 and f(x)=|x| is (g o f)(a)= |a| -2

step-by-step explanation:

g(x)=x-2

f(x)=|x|

(g o f)(a)=?

(g o f)(x)=g(f(x))

(g o f)(x)=g(|x|)

(g o f)(x)=|x|-2

(g o f)(a)=|a|-2