Cakeygamer
Cakeygamer Cakeygamer
  • 14-09-2017
  • Mathematics
contestada

Solve: 2x + 12 - 7x = -2

Respuesta :

Nikky110923
Nikky110923 Nikky110923
  • 14-09-2017
x=14 over 5 that's the answer I got when I did it on paper
Answer Link
lroyelpa
lroyelpa lroyelpa
  • 14-09-2017
2x + 12 - 7x = -2
1. you can either minus or add 7x to 2x 
2. which gives 9x + 12 = -2 
3. minus 12 on both sides
4. gives you 9x +-14  
5. divided -14 by 9

Answer is -1.55 repeatting
Answer Link

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