Question

Solve the equation simultaneously

3x+4y-z=19
5x+2y+z=15
2x+3y+2z=11.
Find x+y+z

Answer 1

sorry little busy to calculate

Explanation:

+5x+2y+z=15

3x +4y_z=19,,,choose which term u wanna eliminate first so u will be able to get your answer there