mkmahaney mkmahaney
  • 09-09-2018
  • Mathematics
contestada

The sum of twice a number and seven is equal to the sum of a number and six. find the number

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hopedragongirl
hopedragongirl hopedragongirl
  • 09-09-2018

The number is -1

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Steps:

2x + 7 = x + 6 (Sum of twice a number and 7 is equal to sum of the number and 6.)

2x = x - 1 (Subtracted 7 from both sides.)

x = -1 (Subtracted x from both sides.)

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Hope this helped :)

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