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March 28, 2015

March 28, 2015

Posted by **Anonymous** on Friday, December 28, 2012 at 11:46am.

- maths --plse help me.. -
**Suddy**, Friday, December 28, 2012 at 1:22pmSet up your question

x/y = 4/7 : 4y= 7x

let x be larger than y

3x + 2y = 87

Substitute the value of x in the equation above and solve for y

- maths --plse help me.. -
**Reiny**, Friday, December 28, 2012 at 5:17pmsimple way ...

let the two numbers be 4x and 7x

3(7x) + 2(4x) = 87

29x=87

x = 3

numbers are 12 and 21

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