# 3k-1=7k+2

3k-1=7k+2
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we are given
3k-1=7k+2
3k-1+1=7k+2+1
3k=7k+3
subtract 7k from both sides
3k-7k=7k+3 -7K
-4k=3
divide both sides by -4
$\left(-4k\right)/\left(-4\right)=\left(3\right)/\left(-4\right)$
$k=-\left(3/4\right)$