$\"\"$

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The line passes through the points are $\"\"$ and $\"\"$ .

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Find the slope.

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$\"\"$ .

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$\"\"$ (Formula for slope)

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$\"\"$ (Substitute $\"\"$ and $\"\"$ )

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$\"\"$ (Multiply) \ \

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$\"\"$ (Substitute: $\"\"$ and $\"\"$ )

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$\"\"$ (Simplify)

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Therefore, the slope is $\"\"$ .

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$\"\"$

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The line passes through the point is $\"\"$ ; $\"\"$ .

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Point slope form of the equation of a line is $\"\"$ .

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Find the line equation.

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$\"\"$ (Formula for line equation)

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$\"\"$ (Substitute $\"\"$ and $\"\"$ )

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$\"\"$ (Distributive property: $\"\"$ )

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$\"\"$ (Subtract $\"\"$ from each side)

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$\"\"$ (Apply additive inverse property: $\"\"$ )

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Therefore, the line equation is $\"\"$ .

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$\"\"$

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The line equation is $\"\"$ .