Verified Answer :

SiobhanSullivan

y - 29 = 3(x + 9)
                 x3
y - 29 = 3x + 27
   +29          +29
       y = 3x + 56
     -3x  -3x
y - 3x = 56
    /3      /3
  y - x = 18 2/3 or 18.6

22jbonner

y - 29 = 3(x + 9) all you do is add 3 to x and work it out

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