soccerguy
soccerguy
02-06-2014
Mathematics
contestada
Solve for y.
8^3-3y=256^4y
Respuesta :
Аноним
Аноним
14-06-2014
[tex]8^{3-3y}=256^{4y}\\\\(2^3)^{3-3y}=(2^8)^{4y}\\\\2^{3(3-3y)}=2^{8\cdot4y}\\\\2^{9-9y}=2^{32y}\iff9-9y=32y\\\\-9y-32y=-9\\-41y=-9\ \ \ \ /:(-41)\\\\y=\frac{9}{41}[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 78+ )
Otras preguntas
Which compound is classified as a hydrocarbon?(1) ethane (3) chloroethane(2) ethanol (4) ethanoic acid
Which radioisotope undergoes beta decay and has a half-life of less than 1 minute? (1) Fr-220 (3) N-16(2) K-42 (4) P-32
it took jayla 40 seconds to rip half a DVD. what is jaylas ripping rate in DVDs per minute?
Are humans Warm-Blooded Or Cold-Blooded
At STP, which element is solid, brittle, and a poor conductor of electricity? (1) Al (3) Ne (2) K (4) S
what is an equivalent decimal to 9/15
Cats have a gene that codes for the color of their fur. Suppose that a certain breed of cat can have black, gray, or white fur. Black fur is dominant, white fur
Which ancient Chinese philosophy started first?
what is the name of the large inland body of water bordered by Iran, Azerbaijan , Russia , Kazakhstan , and Turkmenistan
The total cost of water heater including a 7% sales tax is 524.30 what is the cost of the water heater without the tax