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andreev551 [17]
3 years ago
9

What is the value of x?

Mathematics
1 answer:
tensa zangetsu [6.8K]3 years ago
6 0

Answer:

X = 5°

Step-by-step explanation:

180° on a straight line.

180 - 100 = 80 angle ABC = 80°

angle ACB is vertically opposite to the 60° given

ACB = 60°

180 - 80 - 60 = 7x+5

40 = 7x + 5

7x = 35

X = 5

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