Answer:
13
Step-by-step explanation:

Hope this helps!
Answer:
9/7
Step-by-step explanation:
13/14 - 1/7 + 1/2
taking LCM
=(13-2+7)/14
=18/14
to its lowest term
=9/7
Answer:

Step-by-step explanation:

Answer:
=2x+10
Step-by-step explanation:
Let's simplify step-by-step.
8x+9−(6x−1)
Distribute the Negative Sign:
=8x+9+−1(6x−1)
=8x+9+−1(6x)+(−1)(−1)
=8x+9+−6x+1
Combine Like Terms:
=8x+9+−6x+1
=(8x+−6x)+(9+1)
=2x+10
Answer:
=2x+10