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

Ramal filled 3 pages in a stamp album. This is one sixth of the pages in the album. How many pages are three in Ramal's stamp album?

Mechanical waves Are initiated by

elisa is writing an algebraic expression for the phrase 5 less than a number

how are appointments scheduled in medisoft

how do u do 7 x 6,000 in associative property and the commutative property

1/2(15)(13+17) Whats the answer?

Find the discount rate on a $15 cap that is on sale for $13.50

tomatoes cost $1.56 a pound. if suzanne purcharsed 36 ounces of tomatoes how much did she pay? round to nearest cent

Which nation sent Christopher Columbus to find a route to the West Indies, resulting in his 'discovery' of the Americas? Portugal Spain England France

in crisis erupted in the 1830s / notification what was notification