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thelma wants to find the equation of a line that passes through the point (2,2) and is perpendicular to the line y=1/2x+5

Respuesta :

TheHero
perpendicular  slope :

m1 * m2 = -1

1/2 * m2 = -1

m2 = -2

y = -2x + b
 

2 = -4  +b

b = 6 

y = -2x + 6 

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