shynnyooksj
shynnyooksj
31-08-2017
Mathematics
contestada
All info attached. Please help. Thank you!
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cekoerner
cekoerner
31-08-2017
u have to set up the equations like this: (2x -5) + (3x+10) = 180 cause the two angles are supplementary. combine like terms so u get 5x+5=180. follow basic algebra steps with subtraction and division and whatnot and u should get x=35
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