Draw the line through the point ( 4 , 7 ) that is parallel to the y-axis . Write the equation of this line and state its slope .

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Draw the line through the point ( 4 , 7 ) that is parallel to the y-axis . Write the equation of this lineand state its slope .*8 {`7410 1N- 7 - 6 - 5 - 4 - 3 - 2 - 1 1 1 1 2 3 4 5 6 7 8- 2-- 34- 41- 5-_ 6*- 7+