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M angle 2=(3x+9) What is m angle 2 Is it A 12 B 18 C 45 D 120

M angle 2=(3x+9) What is m angle 2 Is it A 12 B 18 C 45 D 120
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M angle 2=(3x+9)
What is m angle 2
Is it
A 12
B 18
C 45
D 120

M angle 2=(3x+9) What is m angle 2 Is it A 12 B 18 C 45 D 120-example-1
User Scott Rossi
by
8.2k points

1 Answer

6 votes

Check the picture below.


(3x+9)~~ + ~~(5x)~~ = ~~(9x-3)\implies 8x+9=9x-3\implies 9=x-3 \\\\\\ 12=x\hspace{5em}\underset{ \measuredangle 2 }{\stackrel{3(12) ~~ + ~~ 9}{\text{\LARGE 45}^o}}

M angle 2=(3x+9) What is m angle 2 Is it A 12 B 18 C 45 D 120-example-1
User Sid Barrack
by
8.2k points
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