Answer:
X = 11
Step-by-step explanation:
since the angles are supplementary that means their sum is 180
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The slope is 1, because the slope form is:

Where the m is the slope. Here, m=1.
The answer is "sometimes".
If A = 3 and B = 1 then, A > B and A-B < A+B
On the other hand, If A = 3 and B = -1, then A > B but A-B is not less than A+B.
Answer:
10. Supplementary
11. Congruent
12. Congruent.
13 . congruent
14 supplement
15 supplementary
<h3>Hope this helps you </h3><h3>Do mark as brainliest! </h3>