# algebra

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9x+6y=3 and 3x-7y=-26 using the substitution method

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Systems of equations can be solved by graphing or by using substitution or elimination. What are the pros and cons of each method?
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9x+6y=3 and 3x-7y=-26 using the substitution method
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use the Substitution Method. Please give it a try. y = 3x + 4 5x + 3y = 12 Why is the substitution method preferred in this case?