Alexherondale18 Alexherondale18

18-09-2016
Mathematics

contestada

2x+y=-11;3x-4y=11
How do I solve this by substitution?

Respuesta :

18-09-2016

1)2x+y= - 11
2*(-6)+1=-11
1)3x-4y=11
3*9-4*4=11

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MaliaHale MaliaHale

18-09-2016

This is the answer! ;)

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