Seudónimo Seudónimo
  • 02-10-2017
  • Mathematics
contestada

Solve x + 9 = 18 - 2x

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woodcaleigh26 woodcaleigh26
  • 02-10-2017
Add 2x to both sides,
3x+9=18
Subtract 9 from both sides. 3x=9
Divide both sides by 3. 
x=3
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