If two angle are supplementary and one angle is 5 degree more than four times the other find the angle
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Let the angles be x and y
x + y = 180 ---> (1)
y = 4x + 5 ==> 4x - y = -5 ---> (2)
Adding equation 1 and 2 ,
x +y = 180
4x - y = -5
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