paige5horses2000
23.04.2021 •
Mathematics
HELP ME WHATS THE VALUE OF X?
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Ответ:
Step-by-step explanation:
Total sum of degrees of a Triangle is 180 deg
Than: 8x-7 + x +7 + 2x + 15 = 180
11x + 15 = 180
x = (180-15) / 11 =15
15
Ответ: