kangogauri
kangogauri
01-04-2015
Mathematics
contestada
2[tex] 3^(x+7) = 9^(x-1)[/tex]
Respuesta :
Panoyin
Panoyin
03-04-2015
3(x + 7) = 9(x - 1)
3(x) + 3(7) = 9(x) - 9(1)
3x + 21 = 9x - 9
- 3x - 3x
21 = 3x - 9
+ 9 + 9
30
=
3x
3 3
10 = x
Answer Link
VER TODAS LAS RESPUESTAS ( 58+ )
Otras preguntas
What are the three branches of government?
When 70,000 is written as 7.0 10^{n} what is the value of n ? Can you please explain with some details?
Find the distance between two parallel lines: x = 11 and x = 5.
What is the value of 9P5? A. 45 B. 126 C. 15,120 D . 59,049 A cooking club has 12 members.How many ways can they select a president and vice presiden
Which shows 5.45 written as a mixed number?
Who benefitted from the corrupt bargain?
The square root of 617 is between which two numbers?
What is the main difference between the right side and left side of the heart?
Find the distance between two parallel lines: x = 11 and x = 5.
literary images are enhanced by the use of _______ language.