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11-12-2020
Mathematics

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-5x – 16 = 9x + x – 1

-5x – 16 = 8x – 1

-16 = 13x – 1

-15 = 13x

x = -

15

13

The mistake was.....

The correct answer is x =

Respuesta :

11-12-2020

Answer:

–1

Step-by-step explanation:

—Math

–5x –16 = 9x + x –1

–5x – 16 = 10x –1

–5x –10x = –1 + 16

–15x = 15

x = 15/–15

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x = –1

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