not20220 not20220

08-03-2022
Mathematics

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Solve for x. Please look at the picture and answer it. Thank you.

Solve for x Please look at the picture and answer it Thank you class=

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bhattjeevan bhattjeevan

08-03-2022

Answer:

ans = 9 degree

Step-by-step explanation:

81 + (4x) + (5x+18) = 180 (The sum of all angles of triangle is 180 degree)

81 + 4x + 5x + 18 = 180

99 + 9x = 180

9x = 180 - 99

9x = 81

x = [tex]\frac{81}{9}[/tex]

x = 9 degree

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