rileyd23
rileyd23 rileyd23
  • 12-09-2017
  • Mathematics
contestada

How do I solve this?

How do I solve this class=

Respuesta :

kphung76127
kphung76127 kphung76127
  • 12-09-2017
Distribute
x-4x+7= 5x-x-21

Combine like terms
-3x+7= 4x-21

Add 21 to both sides
-3x+28=4x

Add 3x to both sides
28=7x

Divide both sides by 7
4=x

Final answer: x=4
Answer Link

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