Question

caucule A -6+4-3+11-9-12 B -11+6-4+9-8+7 C 12-6+5-4+3-8-2+1 D -18+11-6-5-3+4-6 E -30+4-13+6-8+9

Answer 1

A -6+4-3+11-9-12

-2 -3+11-9-12

-5+11-9-12

6 -9-12

-3 -12

-15

B -11+6-4+9-8+7

-5-4+9-8+7

-9+9-8+7

0-8+7

-1

C 12-6+5-4+3-8-2+1

6+5-4+3-8-2+1

11-4+3-8-2+1

7+3-8-2+1

10-8-2+1

2-2+1

0+1

1

D -18+11-6-5-3+4-6

-7-6-5-3+4-6

-13-5-3+4-6

-18-3+4-6

-21+4-6

-17-6

-23

E -30+4-13+6-8+9

-26-13+6-8+9

-39+6-8+9

-33-8+9

-41+9

-32

Answer 2

Resposta:

A -6+4-3+11-9-12

-2 -3+11-9-12

-5+11-9-12

6 -9-12

-3 -12

-15

B -11+6-4+9-8+7

-5-4+9-8+7

-9+9-8+7

0-8+7

-1

C 12-6+5-4+3-8-2+1

6+5-4+3-8-2+1

11-4+3-8-2+1

7+3-8-2+1

10-8-2+1

2-2+1

0+1

1

D -18+11-6-5-3+4-6

-7-6-5-3+4-6

-13-5-3+4-6

-18-3+4-6

-21+4-6

-17-6

-23

E -30+4-13+6-8+9

-26-13+6-8+9

-39+6-8+9

-33-8+9

-41+9

-32

Explicação passo-a-passo:

espero ter ajudado :)