horsseegal horsseegal

12-08-2015
Mathematics

contestada

−4x + 15= -13
what is x?

Respuesta :

Benjamin16 Benjamin16

12-08-2015

[tex]-4x+15=-13 \ \ \ |-15 \\ \\ -4x=-28 \ \ \ |:(-4) \\ \\ x=7[/tex]

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Аноним Аноним

12-08-2015

solve your equation step-by-step.

−4x+15=−13

Subtract 15 from both sides.

−4x+15−15=−13−15

−4x=−28

Divide both sides by -4.

−4x/−4 = −28/−4

x=7

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