horsseegal
horsseegal
12-08-2015
Mathematics
contestada
−4x + 15= -13
what is x?
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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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