Answer:
-1
Step-by-step explanation:
hope that helps :)
Step-by-step explanation:

value of x is 7
hope this answer helps you dear....take care!
Answer:
angle Y = 90 degrees
Step-by-step explanation:
Since it is stated that angle x forms a straight line with the 50 and 50 degree angles, and that angle x is vertical to angle y, we can do 40+50+y=180 to find angle Y.
Sorry my points are messed up, but i hope you can see through the mess and get your points graphed!
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i hope this helps!