dyllizzioxk4r2
dyllizzioxk4r2 dyllizzioxk4r2
  • 11-04-2020
  • Mathematics
contestada

Solve by elimination

3x + 5y = -1
7x - 5y = 31​

Respuesta :

Megan8933
Megan8933 Megan8933
  • 11-04-2020
(3,-2)
Explanation
3x+5y=-1
7x-5y=31
Get rid of y
3x=-1
7x=30
10x=30
X=3
Plug x into one equation

7(3)-5y=31
21-5y=31
-21. -21
-5y=10
Y=-2

Answer Link
brenyil159
brenyil159 brenyil159
  • 11-04-2020
(3,-2)
X, Y
This is the solution for the system of equations
Answer Link

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