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  • 10-07-2017
  • Mathematics
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Complete the solution of the equation Find the value of y when x equals -8. 8x+8y=-48

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koziadam koziadam
  • 10-07-2017
    8x + 8y = -48
8(-8) + 8y = -48         (substitute)
   -64 + 8y = -48        (simplify)
            8y = 16          (Isolate y by adding 64 on both sides)
            /8      /8          (Isolate y by dividing the coefficient on both sides)
              y = 2

Therefore y = 2
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