Let:
x = Unknown number
Four less than 6 times a number:
[tex]6x-4[/tex]is 8 :
[tex]\begin{gathered} 6x-4=8 \\ \end{gathered}[/tex]Solve for x:
[tex]\begin{gathered} 6x-4=8 \\ \text{add 4 to both sides:} \\ 6x-4+4=8+4 \\ 6x=12 \\ \text{divide both sides by 6:} \\ \frac{6x}{6}=\frac{12}{6} \\ x=2 \end{gathered}[/tex]