Equations using multiple variables, or powers of variables, may not provide a simple numerical value for a given variable. Equations that are solvable using the quadratic formula may result in two values.
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Which of the following is a disadvantage to using equations?
A system of linear equations.
Equations make complicated math procedures easier to accomplish and simpler to understand.
d
A system of equations is two or more equations that share at least one variable. Once you have determined your equations, solve for one of the variables and substitute in that solution to the other equation.