Resposta :
Oieee
Bom,
__________
50 + 2x = 7x
7x - 2x = 50
5x = 50
x = 50/5
x = 10
R) x = 10
____________________
Qualquer dúvida me avise
A$$: MarcosPCV
Oieee
Bom,
__________
50 + 2x = 7x
7x - 2x = 50
5x = 50
x = 50/5
x = 10
R) x = 10
____________________
Qualquer dúvida me avise
A$$: MarcosPCV