Respuesta :
Graphing is the least accurate method for solving systems of equations, and it may only give an approximate answer. Hence, option A is the right choice.
What is the system of equations?
A system of equations is made up of two or more equations that are solved at the same time.
What are the different ways of solving systems of equations?
There are three ways to solve a system of equations:
- Graphing: All equations are graphed and the point of intersections are the solutions for the system of equations.
- Substitution: One variable is isolated in one equation, and its value is substituted in the other equation to solve the system of equations.
- Elimination: Operations are done on all equations to eliminate one variable and then solve for the system of equations.
How to solve the question?
In the question, we are asked which method for solving systems of equations is the least accurate and may only give an approximate answer.
We have discussed all methods above.
Of these methods, when solving manually, as the degree of the equation gets bigger and bigger, the graphing of equations will become difficult, and thus the graphing method will be the least accurate.
Thus, graphing is the least accurate method for solving systems of equations, and it may only give an approximate answer. Hence, option A is the right choice.
Learn more about solving a system of equations at
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