winchester890 winchester890

07-02-2021
Mathematics

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15 - 3x = - 6 x=____ help

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eivad405 eivad405

07-02-2021

15-3x=-6x
15=-6x+3x
15=-3x divide both sides by -3x
x = -5

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07-02-2021

Answer:

[tex]15 - 3x = - 6 \\ - 3x = - 6 - 15 \\ = 21 \\ x = \frac{21}{ - 3} \\ x = - 7[/tex]

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