SOLUTION: ABCD is a parallelogram. Angle A is equal to4 x plus 5 degrees and angle D is equal to x minus 20 Find x.

Question 880819:
ABCD is a parallelogram. Angle A is equal to4 x plus 5 degrees and angle D is equal to x minus 20 Find x.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
ABCD is a parallelogram. Angle A is equal to4 x plus 5 degrees and angle D is equal to x minus 20 Find x.
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A and D are adjacent angles.
A and D are supplementary angles.
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Equation:
4x+5 + x-20 = 180
5x - 15 = 180
x - 3 = 56
x = 59
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Cheers,
Stan H.
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