Respuesta :

mushyscientist

Answer:

x = 5

Step-by-step explanation:

19 - 4 = 15

15 divided by 3 = 5

Answer:

x=5

Step-by-step explanation:

3x + 4 = 19

subtract 4 from both sides

3x+4-4=19-4

3x=15

divided by 3

3x/3=15/3

x=5

answer check:

substitute 5 for X

3(5)+4=19

3(5)=15

15+4=19

19=19

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