luckyrabbit703 luckyrabbit703

09-10-2021
Mathematics

contestada

Solve the system.
x + 4y +z = 12
y – 3z = -7
z = 3
Enter your answer as an ordered triple.
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Respuesta :

jackson2811 jackson2811

09-10-2021

Answer:

([ 1 ], [ 2 ], [ 3 ])

Step-by-step explanation:

y – 3z = -7; z = 3 => y = 2

x + 4y +z = 12 => x + 4(2) + 3 = 12 => x = 1

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