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Algebra 7 Online
OpenStudy (anonymous):

Solve: 2x - 9 = 15 I got 12 but, I'd like an explanation

OpenStudy (vshiroky):

add 9 to 15 and divide by 2

OpenStudy (anonymous):

\[2x-9=15\] \[2x=24\] \[x=12\] @vshiroky is correct

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