greenkalev52 greenkalev52
  • 26-03-2021
  • Mathematics
contestada

What does x represent X-9=21

Respuesta :

thekoreaboo
thekoreaboo thekoreaboo
  • 26-03-2021

Answer:

x = 30

Step-by-step explanation:

If   X - 9 = 21,   then 21 + 9 = X.

21 + 9 = 30  

Answer Link
heavenleighh0
heavenleighh0 heavenleighh0
  • 26-03-2021

Answer:

x=30 (think about the opposite way to do it, 21+9)

Step-by-step explanation:

30-9=21 soo yea

Answer Link

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