\"\"

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The  system equations \"\" \ \

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The two equations are change into slope-intercept form (or) y = mx+c form.

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Equation 1: \"\".

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Apply subtraction property of equality: If a = b then a \"\" c = b \"\" c.

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\"\"          (Subtract 4x from each side)

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\"\"                       (Simplify)

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Apply division property of equality: If a = b then \"\".

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\"\"(Divide each side by negative 1)

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\"\"                              (Simplify)

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\"\"

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Equation 2: \"\".

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\"\"        (Subtract 5x from each side)

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\"\"                        (Simplify)

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\"\"                 (Divide each side by 2)

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\"\"                        (Simplify)

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Make the table

\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \
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x

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\"\"

\ 		\

\"\"

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\"\"

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\"\"

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  0 \"\"  12(0,-1)(0,12)
  1 \

3

\ 		 19/2(1, 3)(1,19/2)
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2

\ 		\

7

\ 		   7(2, 7)(2, 7)
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\"\"

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The solution of the system of equations is (2, 7).