$\"\"$

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The two points are $\"\"$ .

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Substitute the value of $\"\"$ in the equation $\"\"$ .

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Substitute the value of $\"\"$ in the equation $\"\"$ .

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The equations of linear system are $\"\"$ .

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Since the coefficient of the b - term in the above two equations is same, eliminate these terms by subtracting the equations.

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Write the equations in column form and subtract to eliminate variable b.

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$\"\"$ . $\"\"$

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The resultant equation is $\"\"$ and solve it for m.

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Divide each side by 5.

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$\"\"$

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Cancel common terms.

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$\"\"$ .

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Substitute the value of $\"\"$ in equation 1: $\"\"$ and solve for b.

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$\"\"$

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Add 2 to each side.

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$\"\"$

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$\"\"$ .

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Substitute the value of $\"\"$ in equation $\"\"$ . $\"\"$

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(a) The equations of linear system are $\"\"$ .

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(b) The values of $\"\"$ .

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(c) The equation of line that passes through $\"\"$ is $\"\"$ .