SOLUTION: Can someone please show me how to do these two problems 1. 10x + Y + Z =12 8x + 2Y + Z =11 20x - 10y -2z =8 Multiply the second equation by 2 You will get 16x+4y

Algebra ->  Linear-equations -> SOLUTION: Can someone please show me how to do these two problems 1. 10x + Y + Z =12 8x + 2Y + Z =11 20x - 10y -2z =8 Multiply the second equation by 2 You will get 16x+4y      Log On