Question 1154769
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This problem is to be solved in 3 (three) steps.


<pre>
    <U>STEP 1</U>.  Express  y = {{{(12-3x)/4}}}.


    <U>STEP 2</U>.  Calculate the value of "y" at x= 1.2    y = {{{(12-3*1.2)/4}}} = 2.1.


    <U>STEP 3</U>.  The residual is the difference between this value 2.1  and the y-coordinate 2.4  of the given point.
</pre>


Explained, answered, solved and calculated.