Question 866613
square root of 3x, minus 7 equals 1
{{{sqrt(3x)-7=1}}}
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{{{sqrt(3x)=1+7}}}
{{{sqrt(3x)=8}}}
{{{sqrt(3x)sqrt(3x)=8*8}}},  meaning, to square both sides
{{{3x=64}}}
{{{x=64/3}}}