Resposta :
x+y=35 tal que x=y
3 4
x+ y = 35 =5
3+4 7
x = 5 ==>x =3.5 ==>x = 15
3
y = 5 ==> y= 4.5 ==>y = 20
4
3 4
x+ y = 35 =5
3+4 7
x = 5 ==>x =3.5 ==>x = 15
3
y = 5 ==> y= 4.5 ==>y = 20
4