Question

Vreau raspunsurile la toate exercitiile.

Answer 1

Răspuns:

1)-1-2-3-4×(-5)=-1-2-3+20=-6+20=14

2)8×+4=-3×-7

8×-3×=-4-7

5×=-11

$x = \frac{ - 11}{5}$

7)a+b+c+d+e+f+g+h+i=-27

a=-27:9

a=-3

3)

5x-1 aparține Divizorilor lui -8={1,-1,2,-2,4,-4,8,-8}

5×-1=1

5×=2

×=2/5

5×-1=-1

5×=0

×=-5

5×-1=2

5×=3

×=3/5

5×-1=-2

5×=1

×=1/5

5×-1=4

5×=5

×=1

5×-1=-4

5×=-3

×=-3/5