williamstafford3125 williamstafford3125

04-10-2017
Mathematics

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The measure of the angle's supplement is 40° more than three times that of its complement. find the measure of the angle described

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d1091768 d1091768

05-10-2017

angle is x. sup - adds up to 180. comp adds up to 90

180-x = 3(90-x)+40
180-x = 270-3x+40
180-x = 310-3x
180+2x = 310
2x = 130
x=65

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