Subtract 4a (a + b + c) - 3b (a - b + c) from 2c ( a + b + c )
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Answer:
-4a²-3b²+2c²-ab+5bc-2ac
Step-by-step explanation:
=4a²+4ab+4ac-3ab+3b²+3bc
=4a²+3b²+ab-3bc+4ac
Multiplying 2c(a+b+c)
=2ac+2bc+2c²
Subtracting 4a²+3b²+ab-3bc+4ac from 2ac+2bc+2c²
=2ac+2bc+2c²-(4a²+3b²+ab-3bc+4ac)
=2ac+2bc+2c²-4a²-3b²-ab+3bc-4ac
=-4a²-3b²+2c²-ab+5bc-2ac
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