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Mathematics 19 Online
OpenStudy (anonymous):

7x-5 and 5x-55 supplementary

OpenStudy (goldphenoix):

Assuming that (7x-5) and (5x-55) represent the degree of the angle, then: (7x-5)+(5x-55) = 180 Why? Because supplementary is defined as two angles that form 180 degree. I'm guessing that you want to find x. If so, find 'like terms'

OpenStudy (anonymous):

4x-18 and 3x-18 complementary

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