In this question , we have to find the postulate that is illustrated for the real numbers

The postulate is Additive inverse postulate which states that

Where a is the real number and -a is the opposite of a. It states that , if opposite of a number is added with the number, the result is 0 .
Answer:
18.5
Step-by-step explanation:
-1. Plug in -3 for x which makes 9-10 so -1
Yeah the answer is 16.
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The point-slope form of the equation of a straight line is:

We have:

Substitute:
