missdivavia missdivavia

02-10-2017
Mathematics

contestada

[tex] \sqrt{26x+13} = x+7[/tex]

Respuesta :

lucyfiennes lucyfiennes

02-10-2017

√26+13 ² = (x+7)²
26x + 13 = X² +14X + 49
26X +13 - X² -14X - 49 = 0
12X - X² - 36 = 0
-(X²-12X+36) = 0
-(X-6)² = 0
(X-6)² = 0
X-6 = 0
X= 6

Answer Link

Otras preguntas

Plz look at the pic!!!!!!!!!!

What is the concept of friendship portrayed in both Society and Solitude and Chapter 1 of Nature

Pluto’s famous teacher was ___?

Do you believe there should be a mandatory vaccination for HPV? Support your answer w/ a minimum of three facts, information about signs, symptoms, and diseases

What is the equation of the line described below written in slope-intercept form? the line passing through point (0, 0) and parallel to the line whose equation

A tank contains 60 kg of salt and 1000 L of water. Pure water enters a tank at the rate 6 L/min. The solution is mixed and drains from the tank at the rate 7 L/

Can sumone plzhelp..Apply the distributive property to factor out the greatest common factor of all three terms . 9a-18b+21c=

4. Why do you think countries that formerly possessed nuclear weapons, such as Ukraine and SouthAfrica, may have given them up? Why do you think other countries

Can someone help me out with this question??

What is the following product? 3sqrt4 * sqrt3