cbrpilot1151 cbrpilot1151

16-08-2019
Mathematics

contestada

find the solution to the system of equations

3x+3y+3z=18
x+3y+3z=10
x-3y-4z=0

a. x=5, y=3, z=3
b.x=4, y=4, z=-2
c.x=-2, y=4, z=4
d. x=5, y=3, z=9

Respuesta :

meredith48034 meredith48034

16-08-2019

answer to the question: b

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