franrojascameron1314
franrojascameron1314 franrojascameron1314
  • 17-12-2020
  • Mathematics
contestada

solve the equations:

18=n-18
p-18=3
x-9=1

Respuesta :

yontenwangchuk94
yontenwangchuk94 yontenwangchuk94
  • 18-12-2020

Step-by-step explanation:

(1 point)

No, there isn't a more efficient way to solve this system.

Yes, a more efficient way is to multiply the first equation by 4, add to eliminate y, then solve for x.

Yes, a more efficient way is to multiply the first equation by −4, add to eliminate y, then solve for x.

Yes, a more efficient way is to multiply the first equation by −4, add to eliminate x, then solve for y.

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