You just multiply the numerators of the fractions and the denominators of the fractions together, and then reduce the fraction to simplify it from that point on.
Answer:
Step-by-step explanation:
h(x) - j(x) => 
The negative sign out in front of the set of parenthesis changes the signs of everything inside the parenthesis, so now we have, without parenthesis:
which simplifies down to

That's 6 hours and 6/24 is 1/4 so 1/4 is the answer
5x2=10
5+2= 7
Answer: 5 and 2
I’m pretty sure it 19 :-)