mailtosinmartins
mailtosinmartins
09-07-2021
Mathematics
contestada
2 (m+n) +m=9
3m-3n = 24
Respuesta :
andrewroggie30
andrewroggie30
09-07-2021
Answer:
m=5
n=-3
Step-by-step explanation:
3m+2m=9
3m-3n=24
3(5)+2(-3)=9
15-6=9 correct
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