Find the value of x
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Answered by
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Answer:
6x-40+5x+10+4x-30= 180°
6x+5x+4x-40+10-30=180°
11x+4x-30-30=180°
15x-60=180°
15x=180°+60
15x=240
X=240/15
X=16
hope it helps you
Answered by
0
Answer:
Mark me as the brainliest...plzzz
Step-by-step explanation:
6x - 40
6x = 40
6x/6 = 40/6
x = 6.66667
5x + 10
5x = -10
5x/5 = -10/5
x = -2
4x - 30
4x = 30
4x/4 = 30/4
x = 7.5
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