itsjackie3 itsjackie3
  • 28-02-2021
  • Mathematics
contestada

A variable needs to be eliminated to solve the system of equations
below. Choose the correct first step.
–9x – 10y = -42
-9x + 7y = 60

Respuesta :

rorycampbell0721
rorycampbell0721 rorycampbell0721
  • 28-02-2021

Answer:

The first step would be to subtract the two equations.

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