kacr8574 kacr8574
  • 08-10-2021
  • Mathematics
contestada

Three less than 4 times a number is equal to 12 more than seven times the number. What is the number?

Respuesta :

12345t3a
12345t3a 12345t3a
  • 11-10-2021

Answer:

-5

Step-by-step explanation:

4x-3 = 7x+12

  • Subtract 12 from each side

4x-15 = 7x

  • Subtract 4x from each side

-15 = 3x

  • Divide each side by 3

-5 = x

  • Rewrite using symmetric property

x = -5

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