Question 654334: the supplement of an angle is 30 less than six times the angle. find the angle and its supplement Answer by shweta(56) (Show Source):
You can put this solution on YOUR website! Let the angle be x and its supplement be y
y= 6x-30 ...1
x+y =180 ...2
Substitute the value 1 in 2
x+6x-30=180
7x=180+30
7x=210
x=210/7=30
Its supplement is 180-30= 150 degree
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