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The value of x in this question

The value of x in this question-example-1
User Vasile Doe
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Straight lines angle are 180 degrees so..
1) You would do 3x+18=180
2) Then subtract the 18 from both sides giving you 3x= 162
3) Then you would divide by 3 to isolate the x giving you x= 54
The value of x is 54
The angle degree is 162
User Costo
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