Answer:
we will add all the sides
40+128+×+82=360
250+×=360
×=360-250
x=110
110 degrees
Step-by-step explanation:
the answer is 110 degrees
add up everything and subtract it by 360 to get 110.
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4.624e+15
I think this is the correct answer may be wrong
(-9,3)
6x and -6x cancel, leaving us 12y=36 which means y=3. Then we can plug it back into our equations leaving us with x=-9.
