Respuesta :

Answer:

X= 7.88

Step-by-step explanation:

2.5x – 6.8 = 12.9

2.5x = 12.9 + 6.8

2.5x = 19.7

2.5x/2.5 = 19.7/2.5

x = 7.88

thumelove

Answer: Those are the answers, Hope you can see them.... And hope I could help anybody else.

Step 1:

Negative case: 2.5x - 6.8 = -12.9

Positive case: 2.5x - 6 8 = 12.9

Step 2:

6.8

Step 3:

dividing by 2.5

Step 4: x= 7.88

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