AnnieNonymus
AnnieNonymus AnnieNonymus
  • 01-03-2017
  • Mathematics
contestada

Find the value of x or y so that the line through the points has the given slope

9) (x,-8) and (1,0); slope -8/3

10) (-9,9) and (x,4); slope: -1/2

Respuesta :

Аноним Аноним
  • 11-03-2017
9)     -8/3 =  -8-0 /  x - 1 

so x = 4  

10)  -1/2 = 9-4 / -9-x
    -1/2 = 5 / -9-x
     9+x =  10
x = 10-9 = 1


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