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Natalka [10]
3 years ago
7

Which of the following is(are) the solution(s) to |5x+2|=8 ?

Mathematics
2 answers:
konstantin123 [22]3 years ago
8 0

Answer:

-2, 1⅕ = x

Step-by-step explanation:

5x + 2 =  -8 \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \: 5x + 2 = 8

- 2 - 2 - 2 - 2

________________ ____________

5x = -10 5x = 6

___ ___ ___ ___

5 5 5 5

x = -2 x = 1⅕

I am joyous to assist you anytime.

slega [8]3 years ago
7 0

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

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