Question

quero resolver essa equacao x+y=12 3x+2x=26

Answer 1

Olá !




Resolução :




X + Y = 12

3X + 2X = 26

____________

3X + 2X = 26

5X = 26

X = 26/5

_____________


X + Y = 12

(26/5) + Y = 12

Y = (12/1) - (26/5)

Y = (60 - 26)/5

Y = 34/5





RESPOSTA :



S = { 26/5 , 34/5 }