missdivavia missdivavia
  • 02-10-2017
  • Mathematics
contestada

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

Respuesta :

lucyfiennes
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

Find the percent of increase. Round to the nearest tenth. 127 to 190
How old was reagan when he took office as president?
What is meant by the term “consolidated,” as in the “consolidated statements of income,” “consolidated balance sheets,” etc.?
If x < 5 and x > c, give a value of c such that there are no solutions to the compound inequality. Explain why there are no solutions.
Multiply and express the answer in a+bi form : (8-4i)(6+i)
Who or what is most likely the antagonist in Robinson Crusoe? - Apex English 12 A. Crusoe's friend, the ship captain B. the goat's on the island C. the sea a
A printing firm charged $35 for printing 600 sheets and $47 for printing 800 sheets find the formula assuming the relationship is linear
Josh is working on a research paper about the 1930s Spanish Civil War. Before writing his paper, he decides he wants to understand the consequences of the event
how many even integers are there between 1 and 199
Which state has the most representatives?