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OpenStudy (anonymous):
how do i find the missing values of a triangle where the angles are 5x, 3x-15, and 2x+5.
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OpenStudy (anonymous):
They all should add up to 180. Soooo 5x+3x-15+2x+5=180 Combine like terms, 10x-10=180 and solve for x.(:
OpenStudy (anonymous):
after you get x, you put it into the equation and you will have your angles.(:
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