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  • 12-04-2018
  • Mathematics
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3x-20°+2x=90 what is x?

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Аноним Аноним
  • 12-04-2018
3x + 20 + 2x = 90     | Equation
5x + 20 = 90             | Combine like terms
5x = 70                     | Take away 20 from both sides
x = 14                       | Divide by 5 on both sides
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