leilahtheloser
leilahtheloser leilahtheloser
  • 16-09-2022
  • Mathematics
contestada

If 3x6 = 15, then x =​

Respuesta :

kadenmaco2005
kadenmaco2005 kadenmaco2005
  • 16-09-2022

Answer: + or - in between the 3x and 6? Can be either 7 or 3

Step-by-step explanation:

3x+6=15.

Subtract '6' on both sides.

3x=9.

Divide by '3'.

x=3

3x-6=15.

Add '-6' on both sides.

3x=21

Divide by '3'.

x=7

Again, it solely depends on your sign in between the first two numbers.

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