tyonnap5756 tyonnap5756
  • 26-01-2022
  • Mathematics
contestada

y= 5x+9, y=8x-6 find x and y

Respuesta :

Leora03
Leora03 Leora03
  • 26-01-2022

Answer:

x= 5, y= 34

Step-by-step explanation:

y= 5x +9 -----(1)

y= 8x -6 -----(2)

Substitute (1) into (2):

5x +9= 8x -6

Bring x terms to one side, constants to the other:

8x -5x= 9 +6

3x= 15

Divide both sides by 3:

x= 15 ÷3

x= 5

Substitute x= 5 into (1):

y= 5(5) +9

y= 25 +9

y= 34

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