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Mathematics, 18.11.2020 09:10 kaylaamberd

X = [?] 3x + 18 4x + 15
Hint: When angles form a linear pair, their sum is 180.
3x + 18 + 4x + 15 = 180


X = [?]

3x + 18 4x + 15
Hint: When angles form a linear pair, their sum is 180.
3x + 18 + 4x + 15

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Answers: 3

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X = [?] 3x + 18 4x + 15
Hint: When angles form a linear pair, their sum is 180.
3x + 18...
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