find out the value of x
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Answer:
3x + x = 180
4x = 180
x = 180/4
X = 45
Answer:
We can see that angles are made on straight line
And the sum of the angles made on a straight line is equal to 180 degrees.
Therefore,
3x+x=180°
4x=180°
x=180°/4
x=45°