naanakwarten naanakwarten
  • 01-07-2020
  • Mathematics
contestada

Twice a certain number minus 7 is equal to 5. What is the number.

Respuesta :

09pqr4sT
09pqr4sT 09pqr4sT
  • 01-07-2020

Answer:

6

Step-by-step explanation:

Let the number be x.

2x - 7 = 5

Add 7 to both sides.

2x = 5 + 7

2x = 12

Divide 2 into both sides.

x = 12/2

x = 6

The number is 6.

Answer Link
sweetyj2019
sweetyj2019 sweetyj2019
  • 01-07-2020

Answer:

6

Step-by-step explanation:

2x-7=5

2x=12

x=6

x=the varible that represents the number

Answer Link

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