You know that a straight line has an angle of 180 degrees; 
48+x+x=180 <-- since they are all on the same time
48+2x=180 
2x=180-48 
2x=132
x=132/2
x=66
Therefore, the x value is 66 degree. 
Hope I helped :) 
        
             
        
        
        
Answer:
m=#miles
so 130= .5m+30
subtract 30 from each side
100$= .5m than divide .5 to isolate m
m= 200
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 Answer:
what do u need help with?
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
i-
Step-by-stes 32 p explanation: