Question 3 of 10
Which of the following is(are) the solution(s) to |15x+2| = 8?

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19-07-2021
Mathematics

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Question 3 of 10
Which of the following is(are) the solution(s) to |15x+2| = 8?

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wegnerkolmp2741o wegnerkolmp2741o · Answer 1 · 2021-07-19T23:26:41+02:00

wegnerkolmp2741o wegnerkolmp2741o

19-07-2021

Answer:

x = 6/5 x = -2

Step-by-step explanation:

|5x+2| = 8

There are 2 solutions

5x+2 = 8 and 5x+2 = -8

Subtract 2 from each side

5x+2 -2 = 8-2 and 5x+2-2 = -8-2

5x= 6 5x = -10

Divide by 5

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

x = 6/5 x = -2

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Angelina010001 Angelina010001 · Answer 2 · 2021-07-19T23:28:49+02:00

Angelina010001 Angelina010001

19-07-2021

Answer:

b

Step-by-step explanation:

|5x+2|=8

1) |5×(-2)+2|=8

|-10+2|=8

|-8|=8

8=8

2) |5×6/5+2|=8

|6+2|=8

|8|=8

8=8

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Question 3 of 10 Which of the following is(are) the solution(s) to |15x+2| = 8?

Respuesta :

Otras preguntas

Question 3 of 10
Which of the following is(are) the solution(s) to |15x+2| = 8?