The mesure (30-a)and (125-2a)of two angles are supplement of each other find the value of a
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sum of 2 angles=180degrees
(30-a)+(125-2a)=180
30-a+125-2a=180
155-3a=180
-3a=180-155
-3a=25
a=25/-3
(30-a)+(125-2a)=180
30-a+125-2a=180
155-3a=180
-3a=180-155
-3a=25
a=25/-3
Answered by
1
(30-a)+(125-2a)=180
30-a+125-2a=180
155-3a=180
-3a=180-155
-3a=25
a=25/-3
30-a+125-2a=180
155-3a=180
-3a=180-155
-3a=25
a=25/-3
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