Answer:
-38
Step-by-step explanation:
So we have the equation:

On the left, distribute. On the right, distribute also. So:

Add 6m to both sides:

Subtract 68 from both sides:

Divide both sides by 2:

And we're done!
Answer:
I think the answer is 113
Step-by-step explanation:
Cause every angle does look the same on each side
B)decreases by one; arrow length decreases by 1/3
A answer could be 19 divided by 3