[tex]4x+3-7x=1 \\ \\ 3-3x=1 \ \ \ \ \ \ \ \ |-3\\ \\ 3-3x-3=1-3 \\ \\ -3x=-2 \ \ \ \ \ \ \ |:(-3) \\ \\ x=\frac{2}{3}[/tex]
[tex]5x-38=4 \ \ \ \ \ \ |+38 \\ \\ 5x-38+38=4+38 \\ \\ 5x=42 \ \ \ \ \ \ \ \ \ \ \ |:5 \\ \\ x=\frac{42}{5} \\ \\ x=8\frac{2}{5}[/tex]
