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Gabriellarcc
@Gabriellarcc
December 2019
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Eu tenho $20,00 a mais que Paulo e Mário $14,00 a menos que Paulo. Nos temos juntos $156,00. Quantos reais tem cada um
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RDani
Paulo: x
Mario: x-14
Eu: x+20
x+x-14+x+20 = 156
3x+6=156
x=150/3
x=50
Ou seja:
Eu = 20+x= 20+50= 70
Paulo = x = 50
Mario = x-14 = 50-14 = 36
1 votes
Thanks 1
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Lista de comentários
Mario: x-14
Eu: x+20
x+x-14+x+20 = 156
3x+6=156
x=150/3
x=50
Ou seja:
Eu = 20+x= 20+50= 70
Paulo = x = 50
Mario = x-14 = 50-14 = 36