Sustituimos y
4x+2y=3
4x+2(-6+2x)=3
4x-12+4x=3
8x-12=3
8x=3+12
8x=15
x=15/8
Sustituimos x
y=-6+2x
y=-6+2(15/8)
y=-6+15/4
y=-9/4
Respuesta:
(x,y)= (15/8, -9/4)
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Verified answer
Sustituimos y
4x+2y=3
4x+2(-6+2x)=3
4x-12+4x=3
8x-12=3
8x=3+12
8x=15
x=15/8
Sustituimos x
y=-6+2x
y=-6+2(15/8)
y=-6+15/4
y=-9/4
Respuesta:
(x,y)= (15/8, -9/4)