soobin97
soobin97 soobin97
  • 20-03-2021
  • Mathematics
contestada

Please help me quickly

Please help me quickly class=

Respuesta :

alissiaking
alissiaking alissiaking
  • 20-03-2021

Answer:

for number 7 it's 21+9=30

21-9=12

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shelbym9305
shelbym9305 shelbym9305
  • 20-03-2021

Answer:

The two numbers are 18 and 12

Step-by-step explanation:

30-18= 12

18+12= 30

Answer Link
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