Respuesta :

niyahnena

Answer:

x = - 12

Explanation:

1

(

8

+

+

4

)

=

0

1(8+x+4)=0

1(8+x+4)=0

Solve

1

Add the numbers

1

(

8

+

+

4

)

=

0

1

(

1

2

+

)

=

0

2

Rearrange terms

3

Multiply by 1

4

Subtract  

1

2

12

12

from both sides of the equation

5

Simplify

Hope this helps :)

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