The method of solving a system of equations by substitution only works if one of the coefficients of a variable is one.

Question

Quizplus · Accepted Answer

The method of solving a system of equations by substitution can work with any coefficients, not just when one of the coefficients is one. It involves solving one of the equations for one variable in terms of the others and then substituting this expression into the other equations.

The Method of Solving a System of Equations by Substitution