yamilacarranza yamilacarranza
  • 20-02-2020
  • Mathematics
contestada

Solve the system of equations.

4x+2y+5z=8
5x+3y+4z=9
6x+3y+3z=3

A. (x=-3, y=6, z=1)
B. (x=-5, y=8, z=3)
C. (x=-4, y=7, z=2)
D. (x=-2, y=5, z=4)

Solve the system of equations 4x2y5z8 5x3y4z9 6x3y3z3 A x3 y6 z1 B x5 y8 z3 C x4 y7 z2 D x2 y5 z4 class=

Respuesta :

sabrinamahreen10
sabrinamahreen10 sabrinamahreen10
  • 20-02-2020

Answer:

It's C. (x=-4, y=7, z=2)

Step-by-step explanation:

It's C, because:

4(-4) +2(7) +5(2)=8  <----- (4x+2y+5z=8)

5(-4) +3(7) +4(2)=9 <------ (5x+3y+4z=9)

6(-4)+3(7)+3(2)=3   <------ (6x+3y+3z=3)

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