SOLUTION: The supplement of angle j is two times the measure of angle j

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Question 979111: The supplement of angle j is two times the measure of angle j
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
j=angle
180-j=supplement
180-j=2j
add j to both sides
180=3j; divide both sides by 3
j=60 degrees ANSWER
2j=120 degrees, and that is the supplement of j.