Taco123 Taco123
  • 22-10-2014
  • Mathematics
Answered

What is 3x-7y=z for x



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adityas123 adityas123
  • 22-10-2014
x=7/3y+1/3z , answer
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macio06 macio06
  • 22-10-2014
We want to find x in times of y and z, so we want to have only 1 x on the LHS of equation, so
3x-7y=z      /+7z   (add 7z both sides)
3x=z+7z      /:3 (divide 3 both sides)
[tex]x= \frac{z+7y}{3} [/tex] - its the result.

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