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OpenStudy (stuck-help):
find "X" attachment in comments
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OpenStudy (stuck-help):
OpenStudy (haleyelizabeth2017):
4x+20=180
OpenStudy (haleyelizabeth2017):
4x=160 x=40
OpenStudy (stuck-help):
how do you know the 4x and 20 equal 180
OpenStudy (haleyelizabeth2017):
We do this, because STR and STU add up to 180. And since STR is equal to SRT, it's 20+4x
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OpenStudy (stuck-help):
oh i get that now thank you
OpenStudy (haleyelizabeth2017):
No problem!
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