detroitmadeyni detroitmadeyni
  • 04-01-2020
  • Mathematics
contestada

Find the missing number so that the equation has no solutions x - 7 - 7x = -5x - 12

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Eightcord
Eightcord Eightcord
  • 04-01-2020
Hello Detori

To solve your problem you must use inverse operations. But also try and keep all the variables to a side, and keep the numerals to a side.

x-7-7x = -5x-12
x-7 = -5x-12+7x
x-7 = 2x-12+7
x = 2x-29
2x-x=29
x = 29


I hope this helps, Eight-cord
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