Falconmaster
Falconmaster Falconmaster
  • 13-01-2017
  • Mathematics
contestada

A number is decreased by seven. Then, the new number is multiplied by 3 to get an answer of -9.

What is the original number?

-30
30
4
-4

Respuesta :

rcronk05 rcronk05
  • 05-01-2019

Answer:

4

Step-by-step explanation:

You call the number x. Then you do (x-7) * 3=-9.

3x-21=-9

3x=12

x=4

Answer Link
gabriellaframirez95
gabriellaframirez95 gabriellaframirez95
  • 29-10-2020

Answer:

4

Step-by-step explanation:

Answer Link

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