catdesKrystar catdesKrystar

02-06-2016
Mathematics

contestada

Solve the following system of equations for x: 4x + y = 11 x + y = 2

Respuesta :

02-06-2016

Hello,

4x+y=11 (1)
x+y=2 (2)

(1)-(2)==>3x=9 ==>x=3 and y=2-3=-1
Sol={(3,-1)}

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