Respostas

2013-10-07T22:10:08-03:00
5.(m+1)-3.(2m+1)=4.(5-m)
5m+5-6m-3=20-4m
5m-6m+4m=20-5+3
3m=18
m=18/3
m=6
  • Usuário do Brainly
2013-10-07T23:05:15-03:00
5m + 5 - 6m - 3 = 20 - 4m
5m - 6m + 4m = 20 - 5 + 3
- m + 4m = 15 + 3
3m = 18
m = 18/3
m = 6