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

How does the speed of the object compare when t=6 and t=12 A) the speed of the object at 6s is greater than 12s B) the speed of the object at 6s is less than t

Explain what happens when two light waves traveling from the same direction of displacement meet.

Fluid in the semicircular canals stimulates impulses to the brain to maintain balance t or f

Please help! 10 points!! What does social-media induced loneliness mean?

Q9 Q6.) Write an equation for intersection l₂ that keeps traffic moving.

The Comegna family wants to build a human pyramid when they go to the beach this summer. They will put one person on top and add 2 more people for each descend

President Abraham Lincoln is an important symbol in this World War I poster because he A) was president at the time of the war. B) predicted that World War I w

What radical ideas did Louisa May Alcott’s father have about education?

The United States Constitution forbids "an establishment of religion." Which of the following can be deduced from this? A. A variety of religious beliefs wer

The ongoing unrest that exists between the Israelis and the Palestinians is primarily caused by the fact that the two groups A. have competing political ide