Respuesta :

absor201

Answer:

x = 6/5 or x = -2

Step-by-step explanation:

We need to solve:

|5x+2|=8

We know that |u|=a the u = a and u = -a

Now solving:

|5x+2|=8

5x +2 = 8 or 5x +2 = -8

5x = 8-2 or 5x = -8-2

5x = 6 or 5x = -10

x = 6/5 or x = -10/5

x = 6/5 or x = -2

So, x = 6/5 or x = -2

BasketballEinstein

Answer:

-2, 1⅕ = x

Step-by-step explanation:

[tex]5x + 2 = -8 \: \: \: \: \: \: \: \: \: \: \: 5x + 2 = 8[/tex]

- 2 - 2 - 2 - 2

________________ ____________

5x = -10 5x = 6

___ ___ ___ ___

5 5 5 5

x = -2 x = 1⅕

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