Question

What is the value of X?

Answer 1

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Solution,

X°+3x°=180°( sum of angle in straight line)

or,4x°=180°

or,X=180/4

X=45

The right answer is 45

hope it helps

Good luck on your assignment

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Answer 2

45

Explanation:

The two angles with measures are a linear pair and supplementary, so their measures add to 180 deg.

3x + x = 180

4x = 180

x = 45