Find (8x+6)−(7x+9).
(8x+6)−(7x+9)=

=x-3

Explanation:

=8x+6+−1(7x+9)

=8x+6+−1(7x)+(−1)(9)

=8x+6+−7x+−9

Combine Like Terms:

=8x+6+−7x+−9

=(8x+−7x)+(6+−9)

=x+-3

4+n=5

step-by-step explanation:

this is because the four is four hours and the n represents the 1 extra hour over the weekend.

b= i'm srry i don't know that one.

4+n=5 n=1 because if vernon plays 5 hours a week then 4+1=5 hours.

hope this : )