btinn4008 btinn4008
  • 08-02-2018
  • Mathematics
contestada

Solve the system of equations using substitution.

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

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WolfLover181957
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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