Question

solve the following linear equation by using cramers rule x+y=1, y+z=1, x+y=4​

Answer 1

Answer:

y + z = 1, i.e., 0x + y + z = 1, x + y = 4, i.e., x + y + 0z = 4. ∴ x = 2, y = 2 and z = –1