i need help, step by step, in solving for fractional coefficients. can someone walk me through?

Try:

http://whyslopes.com/index.php/5020Algebra_Starter_Lessons/50003_Solving_Linear_Equations/0200Step_2_Algebraic_solutions_for_one_unknown/04004_Four_Examples_Fractional_Coefficients.html

If further help is required, you could post a typical problem with which you have difficulties. It would be easier to identify where help is needed.