KimSiJeong
KimSiJeong KimSiJeong
  • 16-07-2021
  • Mathematics
contestada

Solve by trial and error method :

a) 5 x - 3 = - 8.​

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 16-07-2021

Answer:

x = -1

Step-by-step explanation:

5x - 3 = -8

Trial and error means make a guess and then see if it is right and if not make another guess

Let x =0

5*0 -3 = -8

-3 = -8

We need a number that is negative for x

Let x = -1

5(-1) -3 = -8

-5-3 = -8

-8 = -8

x = -1

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