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I just need the answer for b, please.
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I just need the answer for b, please.

I just need the answer for b, please.-example-1
User Robert Parham
by
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1 Answer

6 votes

Answer:

b = 16

Explanation:

the sum of the 3 angles in a triangle = 180°

sum the angles and equate to 180

b + 15 + 8b - 18 + 39 = 180

9b + 36 = 180 ( subtract 36 from both sides )

9b = 144 ( divide both sides by 9 )

b = 16

User Vijaya Kumar
by
3.3k points
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