(-1.5,3) Y=3 which is up 3 and a horizontal line and 2x+y=0 can be written as y=-2x so in order to get -1.5 you have to make y=3 cause y=3 and when you do that it should look like 3/-2=-2/-2x so x=-1.5
You'd do $500 x 0.15 to which gives you 75$ in tax. $500 + $75 = $575 selling price
See the explanation
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Explanation:</h2><h2>
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Here we have the following points:

The point-slope form of the equation of a line is:

So the slope can be found as:

So:

So the equation is finally:

This line passes through and is shown below.
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About lines: brainly.com/question/14427236#
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Answer:
A
Step-by-step explanation:
Just add every number and divide by 4. The question is basically asking for average/mean of his previous expenditure.