sofiabensaid005 sofiabensaid005
  • 07-11-2018
  • Mathematics
contestada

5x +5y=10, x+8y=9
pls solve x and y

Respuesta :

lizrosemarietafoya
lizrosemarietafoya lizrosemarietafoya
  • 07-11-2018

Factor out the common term 55

5(x+y)=10

Divide both sides by 55

x+y=10/5

Simplify

Subtract y from both sides

x=2-y  

Answer Link
katieh149
katieh149 katieh149
  • 07-11-2018

x = 1

y = 1

substitute the numbers in and they make sense

Answer Link

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