m = 2
<u>Step-by-step explanation:</u>
Step 1:
m = 
Here, 

Step 2:
m = 
If ur trying to get x you would just divide 6/7 which is x=.85 hope this helps if not let me know plz and have a nice nite happy Halloween
Answer:
x = 3.5
Step-by-step explanation:
By definition, congruent chords are equidistant from the center of a circle. We are given two congruent chords and their distances(the lines perpendicular), meaning those distances must be equal. We set set up an equation to model the situation:
x + 8 = 3x + 1
8 = 2x + 1
2x = 7
x = 3.5