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Take 2 points on the graph of y=x+2 (you don't need to graph just plug in any number for x and solve for y to get each point) then to find slope you use (Y2-Y1)/(X2-X1) Where Y2 equals the point with the larger X. Y1 is the Y value from the point with the smaller X value out of the two points you selected. X2 is the larger X value and X1 is the smaller X value.

For your problem I would select two values for X just any points will work, but I choose 1 and 4. I plug those into your equation, y=1+2 y=3, and y=4+2 y=6 so I have the two points now. (1,3) and (4,6). Now I can find slope. (6-3)/(4-1)=3/3=1

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Q: What is the slope of y equals x plus 2?
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