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The supplement of an angle is 60 degree less than trice the measure of an angle. find the measure of the angle and its complement.​

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Answer:

Let [tex]x[/tex] be the unknown angle, it's supplement is [tex]3x-60[/tex]

[tex]x+3x-60=180[/tex]

[tex]4x=180+60[/tex]

[tex]x=60[/tex]

It's complement is [tex]90-60=30[/tex]

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