(x+y)+(y+z)=5(x+y)(y+z)
(x+z)+(y+z)=7(y+z)(x+z)
(x+y)+(x+z)=6(z+x)(x+y)
find xyz please show working
(x+z)+(y+z)=7(y+z)(x+z)
(x+y)+(x+z)=6(z+x)(x+y)
find xyz please show working
4 answers
1 answer
1 answer
1 answer