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OpenStudy (anonymous):
3x+9+5x= 81 show work please? :)
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OpenStudy (anonymous):
nevermind i got it :) answer is x=8
OpenStudy (anonymous):
3x+9+5x=81 add like terms so the 3x and 5 x 8x+9=81 now subtract the 9 from 81 so 8x=72 divide 72 by 8 x=9
OpenStudy (anonymous):
oh nevermind i messed up and i got 9x instead lol thanks
OpenStudy (xapproachesinfinity):
it is 9 ^_^
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