btinn4008 btinn4008

08-02-2018
Mathematics

contestada

Solve the system of equations using substitution.

4x-y=7 3y-12x=-21

Respuesta :

WolfLover181957 WolfLover181957

10-02-2018

y=4x-7

3(4x-7)-12x=-21
12x-21-12x=-21
-21=-21

so it is all real numbers

Answer Link

ashantibennett65 ashantibennett65

17-09-2019

Answer:

Infinite solution

Step-by-step explanation:

Answer Link

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