livvystroh
livvystroh
14-02-2017
Mathematics
contestada
How do I do this?? Please help
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CrownedQueen
CrownedQueen
14-02-2017
A straight line = 180°
"A linear pair (2x and 2x + 16) is supplementary (180°)"
(2x) + (2x + 16) = 180°
4x + 16 = 180
4x + 16 -16 = 180 - 16
4x = 164
x = 41
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