faeonap2717
faeonap2717 faeonap2717
  • 13-04-2022
  • Mathematics
contestada

y (y + 2) = y2 - 6
also
2 [x - (1-3x)] = 3 (x + 1)

Respuesta :

surjithayer surjithayer
  • 13-04-2022

Answer:

Step-by-step explanation:

y(y+2)=y²-6

y²+2y=y²-6

2y=-6

y=-3

2[x-(1-3x)]=3(x+1)

2[x-1+3x]=3x+3

2(4x-1)=3x+3

8x-2=3x+3

8x-3x=3+2

5x=5

x=1

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