stimultaneous equations

Jun 2010
using the method substitution(Happy)

can someone please help me with this equation y+4x=6 ??? :) please answer with some working so i know how u did it thankyou
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Prove It

MHF Helper
Aug 2008
The whole point in solving simultaneous equations is to find a point or points which satisfy all equations - i.e. to find where the graphs cross each other.

You've only posted one equation - how are we supposed to solve it "simultaneously"?