ayojustice65
ayojustice65 ayojustice65
  • 12-01-2020
  • Mathematics
contestada

solve this world problem.Half of a number,plus a fifth of two less than the number ,is 4 less than the number .What is the number​

Respuesta :

jdallas514 jdallas514
  • 12-01-2020

Answer: 16

Step-by-step explanation:

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texaschic101
texaschic101 texaschic101
  • 12-01-2020

Answer:

Step-by-step explanation:

let x be the number

1/2x + 1/5(x - 2) = x - 4

1/2x + 1/5x - 2/5 = x - 4....multiply by 10 to get rid of the fractions

5x + 2x - 4 = 10x - 40

7x - 4 = 10x - 40

-4 + 40 = 10x - 7x

36 = 3x

36/3 = x

12 = x <===

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