
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
In the diagram, $AB$ is parallel to $DC,$ and $ACF$ is a straight line. What is the value of $y?$ 
[asy]
draw((0,0)--(-.5,5)--(8,5)--(6.5,0)--cycle);
draw((-.5,5)--(8.5,-10/7));
label("$A$",(-.5,5),W);
label("$B$",(8,5),E);
label("$C$",(6.5,0),S);
label("$D$",(0,0),SW);
label("$F$",(8.5,-10/7),S);
draw((2,0)--(3,0),Arrow);
label("$120^\circ$",(0,0),NE);
label("$y^\circ$",(8,5),SW);
label("$85^\circ$",(6.5,0),E);
[/asy]

Present the answer in LaTex format: \boxed{Your answer}
user