aliyahburgess9 aliyahburgess9

08-06-2020
Mathematics

contestada

3
x
+
y
=
−
14
4
x
+
4
y
=
−
16

Respuesta :

MannersMakethMan MannersMakethMan

08-06-2020

Answer:

y=1

x=-5

Step-by-step explanation:

3x+y=-14

4x+4y=-16

y=-3x-14

4x+4y=-16

y=-3x-14

4(-3x-14)+4x=-16

y=-3x-14

-8x-56=-16

y=-3x-14

-8x=40

y=-3x-14

x=-5

y=1

x=-5

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