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I need help finding x
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I need help finding x

I need help finding x-example-1
User Asim K T
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2 Answers

2 votes
the top answer is correct
User Mike Green
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3.1k points
9 votes

Answer:

Explanation:

#19.

(7x - 2)° + (10 - 3x)° = 180°

(7x - 3x) + (10 - 2) = 180

4x = 172

x = 43

#21.

(6x - 144)° = (2x)°

4x - 2x = 144

2x = 144

x = 72

User Ashok Bhobhiya
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3.6k points
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