24-10-2014
Mathematics

contestada

How do you solve x-8= -(12/x)

Respuesta :

konrad509 konrad509

24-10-2014

[tex]x\not=0\\ x-8= -\frac{12}{x}|\cdot x\\ x^2-8x=-12\\ x^2-8x+12=0\\ x^2-6x-2x+12=0\\ x(x-6)-2(x-6)=0\\ (x-2)(x-6)=0\\ x=2 \vee x=6 [/tex]

Answer Link

Otras preguntas

Find the value of x for which ABCD must be a parallelogram

Small single-stranded RNA molecules called microRNAs (miRNAs) are capable of base pairing with specific binding sites in the 3′ untranslated region of many mR

What is the slope for (1,9) and (4,5)

Simplify -7(x+6) that’s would be the question

Suppose that only 20% of all drivers come to a complete stop at an intersection having flashing red lights in all directions when no other cars are visible. Wha

Suppose you just purchased a digital music player and have put 9 tracks on it. After listening to them you decide that you like 4 of the songs. With the random

A psychology professor assigns letter grades on a test according to the following scheme. A: Top 9% of scores B: Scores below the top 9% and above the botto

The ground state energy of an oscillating electron is 1.23 eV. How much energy must be added to the electron to move it to the third excited state? The fourth e

We have an object moving at 5 m/s with mass 5 kg. It undergoes a quick collision with some other object and now moves at 1 m/s. What was the change in the objec

Say the marginal tax rate is 20 percent and that government expenditures do not also that the economy is at potential output and that the deficit is $450 billio