sassysofi sassysofi
  • 12-01-2015
  • Mathematics
contestada

9 to the x power=3 to the 40th power

Someone explain how??

Respuesta :

mgirma736 mgirma736
  • 12-01-2015


9^x = 3^2x

so...

2x = 40

x = 20

Answer Link

Otras preguntas

what is the tangent of 210 degrees?
which emperor wanted to return rome to its former glory
what is the cosine of 300 degrees?
Why were Motte and Bailey castles replaced by stone castles?
The diagonals of a kite are in the ratio 3 : 2. The area of the kite is 27cm(squared). find the length of both diagonals.
Laura jumped 2.3m in the high jump. Lucy jumped 20% lower. How much was Laura's jump?
The parts of a neuron include a. the cell body. b. one axon. c. numerous dendrites. d. all of the above
What is the annotations for the book The Giver
Arnold had $1.70 in dimes and quarters. He had 3 more dimes than Quarters. How many of each coin did he have?
Arnold had $1.70 in dimes and quarters. He had 3 more dimes than Quarters. How many of each coin did he have?