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ludmilkaskok [199]
2 years ago
10

X=7 what is 3x pleasee help i need this by tomorrow ​

Mathematics
1 answer:
Romashka [77]2 years ago
4 0

Answer:

x = 7 \\ 3x = 3(7) = 21

hope helpful <3

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Step-by-step explanation:

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x° + <CEF = 180°

<CEF = (180° – x°).

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So; <BAE + <AEF = 180° 01 [co. int. <s ]

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