Question 1164053
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<pre>

x = angle

complementary angle  90-x degrees

supplementary angle 180-x degrees


Equation

    180-x = 4*(90-x).

Solution

    180-x = 360 - 4x

    4x - x = 360 - 180

    3x     = 180

     x     = 180/3 = 60 degrees.    <U>ANSWER</U>
</pre>

Solved.