Answer:
x= -3
y= 1
z= 4
Step-by-step explanation:
Please see the attached pictures for the full solution.
*I evaluated the determinants using Sarrus' rule (see last picture):
ā= aei +bfg +cdh -gec -hfa -idb
*The symbol 'ā' (delta) is usually used to denote a determinant.
