Can you guys help with this question?

A. 25-12.3   B. -25-12.3 C. -25+12.3

Step-by-step explanation:

Because when a number has a coefficient we multiply the base number by that coefficient in this case 50 1/2 or 50/2 = 25 When a negative number is added to a number it is the same as normal subtraction but when a negative number is subtracted from a number it is reversed and is addition.                    Ex. 2+(-2)=0 and when reversed  0-(-2)=2

A. 12.7

B. -37.3

C. -12.7

Step-by-step explanation:

Please give me brainliest :)

true

step-by-step explanation:

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