cashlundquist11
cashlundquist11 cashlundquist11
  • 20-11-2020
  • Mathematics
contestada

solve the linear system below by substitution

x=-3y+1

3x+9y=-4

(A). (3,-4)
(B). (2,9)
(C). IMS (Infinitely Many Solutions)
(D). No Solution​

solve the linear system below by substitutionx3y13x9y4A 34B 29C IMS Infinitely Many SolutionsD No Solution class=

Respuesta :

vanessaakaraiwe123
vanessaakaraiwe123 vanessaakaraiwe123
  • 20-11-2020

Answer:

Option D

Step-by-step explanation:

x = -3y + 1

3x + 9y = -4

Substitute x;

3(-3y + 1) + 9y = -4

Distribute;

-9y + 3 + 9y = -4

3 ≠ -4

No solution

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