legitsarahsouthern
legitsarahsouthern legitsarahsouthern
  • 19-09-2019
  • Mathematics
contestada

Is the ordered pair (−4, −3) is a solution of the system?

plzzzzz help fast

x-y=-1
3x+3y=-21

Respuesta :

Starset3301
Starset3301 Starset3301
  • 19-09-2019

(-4,-3) is the solution

Step-by-step explanation:

because -4 minus -3 equals -1. And -4 as x and -3 as y, 3x+3y=-21 is true

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