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find the measure of an angle and its supplement if one angle measures 7 less than the other

 Nov 18, 2016
 #1
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Supplement implies an 180-degree angle

 

x+y=180

 

y=x+7

 

x+(x+7)=180

 

2x+7=180

 

2x=173

 

173/2 = 86.5

x=86.5

 

Proof:

86.5+(86.5+7) = 180

 Nov 18, 2016
 #2
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Thank you kind sir

 Nov 18, 2016

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