dremoned03 dremoned03
  • 19-08-2019
  • Mathematics
contestada

Find the solution set for the equation. Use properties to justify your solution

2x-3=9-x

Respuesta :

jlg3101417
jlg3101417 jlg3101417
  • 19-08-2019

Answer:

x=4

Step-by-step explanation:

2x-3=9-x

1. add 3 to -3 and 9, which will cancel out -3 and leave you with 2x=12-x

2. add x to 2x and -x which will cancel out -x and leave you with 3x (there will always be a 1 in front of x if it has no variable in front of it x=1) which will leave you with 3x=12

3. divide 12 by 3 and you get 4..so x=4

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