Answer:
85 degrees
Step-by-step explanation:
The sum of the angles in a quadrilateral always add up to 360 degrees.
let x be the measure of angel J

Answer:
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<span>sum of 9 and 3 = 12
</span><span>difference of 9 and 3 = 6
</span><span>the quotient when the sum of 9 and 3 is divided by the difference of 9 and 3:
12/6 = 2</span>