Always follow this rule when solving a system of equations

The video tutorial explains a rule for efficiently solving systems of equations using substitution. The rule suggests using substitution when a variable has a coefficient of 1 or -1. The instructor demonstrates this with an example, showing how to solve for X and Y by substituting values and simplifying equations. The tutorial emphasizes the simplicity and efficiency of this method, especially when variables are already isolated.

Describe how to apply the distributive property when solving equations.

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What steps should be taken if you have a variable with a coefficient of 1 or -1?

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