How can the additive inverse be used to evaluate the problem below? –3 – (–6)

Answer is 3

Step-by-step explanation:

For the set of all real numbers we find that additive identity is 0 such that

for all x in R

and inverse of x is -x for all x in R

Using this here we want to subtract -6 from -3

Instead of subtracting -3 we can add 3 the additive inverse of -3

Hence

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step-by-step explanation:

it works trust me

the final price would be 29.6925

step-by-step explanation:

39.59 minus 25% equals 29.6925