Question

1)    6 . (5 + X) = 20 – 3 + 5X



2) 9 ( X + 18 ) = X + 26



3)  2 ( X + 4 )  = 24



4)  3 ( 2x – 5 )  + 2 ( 4X + 2 )  = 3 

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Answer 1

Resposta:

2)73

3)40

Explicação passo-a-passo:

eu acho

desculpa

Answer 2

Resposta:

1)    

6 . (5 + X) = 20 – 3 + 5X

30+6x=17+5x

6x-5x=17-30

x= -13

2)

9 ( X + 18 ) = X + 26

9x+162=x+26

9x-x=26-162

8x= -136

x= -17

3)  

2 ( X + 4 )  = 24

2x+8=24

2x=24-8

x= 8

4)  

3 ( 2x – 5 )  + 2 ( 4X + 2 )  = 3

6x-15+8x+4=3

14x=3+15-4

14x=14

x=1