Question

ayuda!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! con procedimiento plisss es para hoy solo los ejercicios que puedan porfavor ayudenme!!!​

Answer 1

(+)*(+)=+

(+)*(-)=-

(-)*(-)=+

1)

1. (-5)+(-2)+(-1)=-5-2-1=-8

2. (-10)+(-2)+(-7)=-10-2-7=-19

3. (-10)+(-3)+(-18)=-10-3-18=-31

4. (-7)+(-6)+(-2)+(-3)+(-10)=-7-6-2-3-10=-28

5. (-118)+(+36)+(-2)+(+118)+(-1)=-118+36-2+118-1=-121+154=+33

6. (-222)+(+113)+(-103)+(-46)=-222+113-103-46=-371+113=-258

7. (-54)+(-18)+(-11)+(-117)+(-425)=-54-18-11-117-425=-625

8. (-38)+(-51)+(-13)+(-2)+(+1)=-38-51-13-2+1=-104+1=103

2)

1. (+8)-(-5)=+8+5=13

2. (+15)-(+15)=+15-15=0

3. (-19)-(-13)=-19+13=-6

4. (-7)-(+2)=-7-2=-9

5. (-12)+(+12)=-12+12=0

6. (-142)-(+140)=-142-140=-282

7. (+12)-(-5)=+12+5=+17

8. (0)-(-3)=-0+3=+3