Question 302920
Assume the problem is
{{{3x - 6 = 2x + sqrt(2y + 1) - 9 }}}
subtract 2x and add 9 to both sides and you hve
{{{3x - 2x - 6 + 9 =  sqrt(2y + 1)}}}
:
{{{x + 3 = sqrt(2y + 1)}}}
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