Question 494919
A = x + 1
B = x
C = x - 1
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3x = 17
x = 5 2/3
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A = 6 2/3 in.
B = 5 2/3 in.
C = 4 2/3 in.
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6 2/3 + 5 2/3 + 4 2/3 = 15 6/3 = 17 inches.
This does check.
Cleomenius.