find the perimeter of the triangle whose sides are b - 3 a+ 2 c, a+ 3 b-3 and 2 a-b + c respectively
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Answer:
3(b+c-1)
Step-by-step explanation:
adding all dimensions
b-3a+2c
a+3b-3
2a-b+c
-------------------
3a-3a+4b-b+3c-3
=3b+3c-3
=3(b+c-1)
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