royalace444
royalace444
23-04-2020
Mathematics
contestada
Find the value of X, angle A and angle B
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Аноним
Аноним
23-04-2020
2x + x + 8 + 127 = 180
3x + 8 + 127 = 180
3x + 135 = 180
3x + 135 - 135 = 180 - 135
3x = 45
3x/3 = 45/3
Answer for the value of x = 15
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