Numii
Numii Numii
  • 23-03-2020
  • Mathematics
contestada

does this equation had infinitely many solutions?
2x + 1 = 5x + 2x - 1​

Respuesta :

Stryfer
Stryfer Stryfer
  • 23-03-2020

Answer:

No.  The solution is [tex]x=\frac{2}{5}[/tex]

Step-by-step explanation:

[tex]2x+1=5x+2x-1\\1=5x-1\\5x=2\\x=\frac{2}{5}[/tex]

Answer Link
wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 23-03-2020

Answer:

one solution

Step-by-step explanation:

2x + 1 = 5x + 2x - 1​

Combine like terms

2x+1 = 7x-1

Subtract 2x from each side

2x-2x+1 = 7x-2x-1

1 = 5x-1

Add 1 to each side

1+1 = 5x-1+1

2 = 5x

Divide each side by 5

2/5 =5x/5

2/5 =x

There is one solution

Answer Link

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