Respuesta :

Answer: 7.4

Step-by-step explanation:

3x + 13 = 19

3x = 6

x = 2

Now substitute value of 'x' in the second equation:

2(2) + 1.2(2) + 1

= 4 + 2.4 + 1

= 5 + 2.4

= 7.4

MidoriakawiiX3

Answer:

7.4

Step-by-step explanation:

The value of X is 2, so 3*2=6   6+13=19

So the second equation is 2*2=4  4+1.2*2=6.4  6.4+1=7.4

Hope this helps =3

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