milladotson
milladotson milladotson
  • 10-03-2017
  • Mathematics
contestada

what is the solution to the two equations, X+7y=24, and X-9y= -24 Can you show work?

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Аноним Аноним
  • 10-03-2017
x + 7y = 24
x - 9y = -24. subtract bottom equation from the top

16y = 48
y = 3 divide both sides by 16

plug 3 in for y in either equation
x + 7 (3) = 24
x + 21 = 24
x = 3

solution is (3, 3)
Answer Link
Tparis11
Tparis11 Tparis11
  • 10-03-2017
By graphing it's 3,3
Answer Link

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