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Line $l$ is a straight line. What is the value of $x$ in the diagram?

 

 Apr 5, 2020
 #1
avatar+4568 
+1

2x+10+x+26=180

 

3x+36=180

 

3x=144

 

x=48

 

Straight line= 180 degrees (Remember this).

 Apr 5, 2020
 #2
avatar+23695 
+2

2x+10     and     x+26 form a straight line     so   summed they equal 180o

 

 2x+10       +   x+26   = 180      solve for 'x'

 Apr 5, 2020

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