Ok this is the answer to this question 2(x+1)
Answer:
what the question in this
Step-by-step explanation:
X + x+1 + x + 2 = 20
3x + 3 = 20
3x = 17 but can't start with x = 6 because 6+7+8 > 20,
so have start with 5 + 6 + 7 = 18 are the 3 sides.
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If you could show a picture of the clocks I could help you
