Respuesta :

Answer:

x = 5

Step-by-step explanation:

x + (3x - 2) = 18

x + 3x - 2 = 18

4x - 2 = 18

    +2      +2

--------------------------

4x = 20

/4      /4

--------------------------

x = 5

Answer:

x+(3x-2)=18

Step-by-step explanation:

x+3x-2=18

4x-2=18

4x-2+2=18-2

4x=16

x=4

x is equal to 4

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