It is impossible as 8 is bigger than 7 and you can’t take it away ur welcome
Step-by-step explanation:
in ten minutes it goes 1 km in 60 minutes it goes 4 km
The answer is 1/(x+4)
Explanation:
You would factor out the denominator
So,
(X-4)(x+4)=x^2-16
So, x-4/(x+4)(x-4)
Then x-4 cancels each other out from the numerator and denominator
Leaving 1/x+4