Question

faltou a (i)

i)+5+45+25+65-125-4-78-100

Oi por favor me ajudem é pra hoje mesmo valendo 15 pontos.

⚠️observações!! respondom se suberem a resposta serta , vale nota .

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Answer 1

Resposta:

a)-12+25-15+45+8-9

13-15+45+8-9=

-2+45+8-9=

43+8-9=

51-9=42

b)+56-45+9-7+56-52+5-2

11+9-7+56-52+5-2=

20-7+56+5-2=

13+56+5-2=

69+5-2=

74-2=72

c)27-29+7-45+56-98-78

-2+7-45+56-98-78=

5-45+56-98-78=

-40+56-98-78=

16-98-78=

-82-78=-160

d)-92+91-100+4-87-90

-1-100+4-87-90=

-101+4-87-90=

-97-87-90=

-184-90=-274

e)+25+5+6-9-8+7-12-13+3

30+6-9-8+7-12-13+3=

36-9-8+7-12-13+3=

27-8+7-12-13+3=

19+7-12-13+3=

26-12-13+3=

14-13+3=

1+3=4

f)-14+5-16-17-16+45-1

-9-16-17-16+45-1=

-25-17-16+45-1=

-42-16+45-1=

-58+45-1=

-13-1=-14

g)36-26-5-4-15-66+120

10-5-4-15-66+120=

5-4-15-66+120=

1-15-66+120=

-14-66+120=

-80+120=40

h)+12-5-4+5+48+7-35-1

7-4+5+48+7-35-1=

3+5+48+7-35-1=

8+48+7-35-1=

56+7-35-1=

63-35-1=

28-1=27

i)+5+45+25+65-125-4-78-100

50+25+65-125-4-78-100=

75+65-125-4-78-100=

140-125-4-78-100=

15-4-78-100=

11-78-100=

-67-100=-167

j)-1-1+4+4-9-9+8-7+81-88+7

-2+4+4-9-9+8-7+81-88+7=

2+4-9-9+8-7+81-88+7=

6-9-9+8-7+81-88+7=

-3-9+8-7+81-88+7=

-12+8-7+81-88+7=

-4-7+81-88+7=

-11+81-88+7=

70-88+7=

-18+7=-11

2)

a)(-6)+(-6)-(+8)-(+9)-(-10)

(-12)-(+8)-(+9)-(-10)=

(-20)-(+9)-(-10)=

(-29)-(-10)=-19

b)(-21)+(-5)+(+12)-(-8)

(-26)+(+12)-(-8)=

(-14)-(-8)=-6

c)-(-20)-(-30)-(+50)-(-45)

(+50)-(+50)-(-45)=

(0)-(-45)=45

d)+(+3)-(-23)-(-13)-(+45)-10

(+26)-(-13)-(+45)-10=

(+39)-(+45)-10=

(-6)-10=-16

e)-(-1)+(-1)+(-9)+(-8)-(-6)

(0)+(-9)+(-8)-(-6)=

(-9)+(-8)-(-6)=

(-17)-(-6)=-11

Espero ter ajudado!!!!

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