Respuesta :


[tex]4x = - 12 \\ \frac{4x}{4} = \frac{ - 12}{4} \\ x = - 3[/tex]
So for this equation you would just have to divide both sides by 4, to isolate x on one side. 

4x / 4 = -12 / 4 
x = -3

So x equals -3 as you divided both sides by 4 to cancel out the 4 from the left side and leave x alone.