Sam5135 Sam5135

22-02-2021
Mathematics

contestada

Solving systems of equations using substitution x=3y+10. x=y+2

Respuesta :

Yang100 Yang100

22-02-2021

Answer:

x=-2, y=-4. (-2, -4).

Step-by-step explanation:

x=3y+10

x=y+2

----------

3y+10=y+2

3y-y=2-10

2y=-8

y=-8/2

y=-4

x=-4+2=-2

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