In the coordinate plane, point b is 1 unit directly above point a. when points a and b are reflected about a horizontal line, their images are a' and b', respectively. if the coordinates of a' are (r, s), what are the coordinates of b' in terms of r and s? (r, s-1) (r, s+1) (r-1,s)

i need on these three questions. find standard form equation of line perpendicular to y = (2/3)x - 8 that goes through the point

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step-by-step explanation:

y=x+9

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step-by-step explanation: