Queeninnusah Queeninnusah
  • 01-11-2016
  • Mathematics
contestada

How can you substitute for 5y-8=x
3y-4=x

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texaschic101
texaschic101 texaschic101
  • 01-11-2016
since they r both equal to x, set them equal to each other

5y - 8 = 3y - 4

ur basically subbing in one x for the other.
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Ammimochi
Ammimochi Ammimochi
  • 01-11-2016
I think you have to solve for the first variable in one of the equations, then substitute the result into the other equation. 
(2,2)
Ver imagen Ammimochi
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