Question

subtract a+b-c from a+b+c
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Answer 1

Final Answer: The answer is $2c$

Step-by-step explanation: Given that $a + b + c$

                                                         and $a + b - c$

• On subtracting, $a + b - c$ from $a + b + c$,  we get

$a + b + c - ( a + b - c )\\a + b + c - a - b + c =2c$