Solve for x. SHOW ALL WORK FOR CREDIT! ( 35pts)

Answer:
Step-by-step explanation:
they are two opposite angles, therefore equal
14x - 4 = 13x + 2
14x - 13x = 2 + 4
x = 6
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check
14 * 6 - 4 = 13 * 6 + 2
80 = 80
the answer is good