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16-05-2020
Mathematics

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The points (x, 3) and (-2, 2) have a slope of 1. What is the x-coordinate of the point
(x, 3)?

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wegnerkolmp2741o wegnerkolmp2741o

16-05-2020

Answer:

(-1,3)

Step-by-step explanation:

The slope is given by

m = (y2-y1)/(x2-x1)

1 = (2-3)/(-2-x)

Multiply each side by (-2-x)

(-2-x) = -1

Multiply by -1

2+x = 1

Subtract 2 from each side

2+x-2 = 1-2

x = -1

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