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(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
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(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
1. 2 answers
2. 403 views