X=? Missing angle=?

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X=? Missing angle=?

Franta Kocourek asked Dec 26, 2022

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2 votes

X=?
Missing angle=?

Mathematics
high-school

Franta Kocourek asked Dec 26, 2022

by Franta Kocourek

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2 Answers

16 votes

Answer:

x = 67, 133 degrees

Explanation:

2x - 1 + 47= 180

2x + 46 = 180

2x (+ 46 - 46) = 180 - 46

2x = 134

2x/2 = 134/2

x = 67

2x - 1

2(67) - 1

134 - 1

133 degrees

NovelX answered Dec 27, 2022

by NovelX

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23 votes

Answer: 132

X = 180 - 47 +1

x=132

Pranoti answered Jan 2, 2023

by Pranoti

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