Respuesta :
15-[35+(-5+6)*(-2)-(-21+5-4)]-(-9)*3 primero sacamos los parentesis
15-[35+( +1 )*(-2)-( -20)] + 9*3
15-[35+(-2) + 20] + 9*3
15 - [ 53] + 9*3 ahora resolvemos los corchetes
15 - 53 + 27
- 11
espero que te sirva, salu2!!!!!
15-[35+( +1 )*(-2)-( -20)] + 9*3
15-[35+(-2) + 20] + 9*3
15 - [ 53] + 9*3 ahora resolvemos los corchetes
15 - 53 + 27
- 11
espero que te sirva, salu2!!!!!
15-[35+(-5+6)*(-2)-(-21+5-4)]-(-9)*3
15-[35+( +1 )*(-2)-( -20)] + 9*3
15-[35+(-2) + 20] + 9*3
15 - [ 53] + 9*3
15 - 53 + 27
- 11
15-[35+( +1 )*(-2)-( -20)] + 9*3
15-[35+(-2) + 20] + 9*3
15 - [ 53] + 9*3
15 - 53 + 27
- 11