A, B, C are three consecutive positive integers (A>B>C). What is the value of the expression 2A +B - 2C?
Pick one:
A) 6A+7. B) A+3. C) 5A-1. D) 6A-5. E) 6A-7.
A+3. = A-1   C= A-2   Putting these values in 2A +A+3. -2C we get A +3   A+3. is the answer
<result>B</result>
A, B, C are three consecutive positive integers (A>B>C). What is the value of the expression 2A +B - 2C?