Question

1) – 11 + [ 12 – ( 10 – 8 ) – 7 ] + 5 R = – 3
2) 13 – [ – 9 + ( – 14 + 15 ) + 6 ] – 12 R = + 3
3) – { 16 + [ 12 – (– 7 ) – 18 ] + 5 } + 13 R = – 9

Answer 1

1. R=1
2. R=1
3. R=1
4. ese es el procedimiento