crayz2young4u crayz2young4u
  • 24-12-2020
  • Mathematics
contestada

explanation please?!?!

explanation please class=

Respuesta :

CSMedrano
CSMedrano CSMedrano
  • 24-12-2020

Answer:

third option

Step-by-step explanation:

[tex]first\:one:\\\\2x+10=-2x+10 \rightarrow\leftarrow\\\\second:\\\\-2(x+5)=2x-10\\\\-2x-10=2x-10\rightarrow\leftarrow\\\\third:\\\\-2x-10=-2(x+5)\\\\-2x-10=-2x-10 \\\\fourth:\\\\-2(x-5)=-2x-10\\\\-2x+10=-2x-10\rightarrow\leftarrow[/tex]

Note: this symbol [tex]\rightarrow\leftarrow[/tex] means contradiction, you can take it as doesn't work

I hope that i explained enough

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