Solve y+4x=12 3y=8-12x

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asked Nov 12, 2015 114k views

2 votes

Solve y+4x=12 3y=8-12x

Mathematics
high-school

Rijinrv asked

by Rijinrv

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1 Answer

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$\left \{ {{y+4x=12} \atop {3y=8-12x}} \right. \\\\ \left \{ {{y=12-4x} \atop {3y=8-12x}} \right. \\\\3(12-4x)=8-12x\\\\36-12x=8-12x\\\\-12x+12x=8-36\\\\0\\eq28\\\\There\ are\ no\ solutions.$

Ahmed Lahlou Mimi answered Nov 18, 2015

by Ahmed Lahlou Mimi

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