michaelavintean michaelavintean

13-10-2022
Mathematics

contestada

4x+3y+2z=12
x+y=9
2x+4y+3z=20
1.eliminate y from eq. 1 and 3
2. eliminate y from eq 2 and 3
3.eliminate x from the equations we got from parts 1 and 2
4. find the solutions for the original given terms

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