kamayamarks6 kamayamarks6
  • 13-03-2021
  • Mathematics
contestada

1 point
When solving the system of equations below, what is the appropriate
substitution?
7x + 10y = -1
x = 5y - 8
O 7x + 10(5y - 8) = -1
7x + 10y = 5y - 8
O 7(5y - 8) + 10y = -1
O -1 = 5y- 8

Respuesta :

erickyeoh erickyeoh
  • 13-03-2021
The answer is the middle option. It is ideal to solve using substitution for x in this system of equations.
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