the perimeter of a triangle is 6a+5b -2c. if two sides sare a-b+6c and 3a+6b -10c,find the third side.
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the third side=(6a+5b-2c)-(a-b+6c+3a+6b-10c)
=(6a+5b-2c)-(4a+5b-4c)
=6a+5b-2c-4a-5b+4c
=2a+2c
=(6a+5b-2c)-(4a+5b-4c)
=6a+5b-2c-4a-5b+4c
=2a+2c
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Step-by-step explanation:
the third side=(6a+5b-2c)-(a-b+6c+3a+6b-10c)
=(6a+5b-2c)-(4a+5b-4c)
=6a+5b-2c-4a-5b+4c
=2a+2c
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