1.

2 x + 3 y = 68 \text { and } \frac { x + y } { y } = 1 \frac { 5 } { 8 }

Answer»

1 5/8=13/8henceX+y=13/8y8x+8y=13y8x-5y=08x=5yhence 8x+5y=8x+8x=16x



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