In a parallogram ABCD if angle A = 2x+15, angle B = 3x+25 then find the value of x
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angle A + angle B = 180°
(2x+15)+ (3x+25)=180°
2x+15+3x+25=180°
5x+40=180°
5x=180°-40
5x=140°
x=28°
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