SOLUTION: Angle SUN and CAT are supplementary. Angle SUN = (2x) and Angle CAT = 142, find the value of x and the measure of angle SUN?

Algebra ->  Angles -> SOLUTION: Angle SUN and CAT are supplementary. Angle SUN = (2x) and Angle CAT = 142, find the value of x and the measure of angle SUN?       Log On


   

Question 1017022: Angle SUN and CAT are supplementary. Angle SUN = (2x) and Angle CAT = 142, find the value of x and the measure of angle SUN?
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
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Angle SUN + Angle CAT = 180 degrees . Definition of supplementary angles.
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Angle SUN + 142 degrees = 180 degrees
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Angle SUN = 38 degrees
(2x)= 38 degrees
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x = 19 degrees
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