Solve the following equation:
$3x-8=x$3x−8=x
Solve the following equation: $2x+5=x$2x+5=x
Solve the following equation: $9x-45=4x$9x−45=4x
$10x+4=6x$10x+4=6x
Solve multi-step linear equations in one variable, with rational number coefficients. Include equations with variables on both sides.