awisner51 awisner51
  • 12-11-2021
  • Mathematics
contestada

7x-2y=-29
9x+10y=13
emliantion substuion methd

Respuesta :

nifer5126
nifer5126 nifer5126
  • 12-11-2021

Answer:

(-3, 4)

Step-by-step explanation:

5(7x - 2y = -29)

35x - 10y = -145

9x + 10y = 13

44x = -132

x = -3

7(-3) - 2y = -29

-21 - 2y = -29

-2y = -8

y = 4

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