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xz_007 [3.2K]
3 years ago
10

A triangle has sides of (2x), (x - 7) and (3x - 20).

Mathematics
1 answer:
LiRa [457]3 years ago
7 0
2x+x-7+3x-20=87cm
6x-27=87
6x=114
x=19
Therefore the sides are:12cm, 38cm, and 37cm
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