parmida
parmida parmida
  • 02-04-2015
  • Mathematics
contestada

X +Y+Z=8
6X+Y+5Z=41
WHAT IS X & Y & Z ?

Respuesta :

crisforp
crisforp crisforp
  • 02-04-2015
6x + y +5z = 41 
- x  - y  - z = - 8 
_____________(+)
5x        + 4z    = 33 ;
One solution is x = 5 and z = 2 ;
y = 8 - 5 - 2 = 1 ;


Answer Link

Otras preguntas

Describe, in your own words, why stirring a pitcher of lemonade will help the lemonade powder dissolve faster. Be specific in your explanation.
In a raffle, Carlos buys 12 tickets and his friend Daniel buys 20 tickets. If there are 80 tickets sold, what is the probability that Carlos or Daniel will win?
The astronaut then measures the abundance of strontium on the new planet, obtaining the following results: Isotope Abundance (%) Mass (amu) 86Sr 9.46 85.91
Please turn off your phone in the library; we are trying to eliminate any __________________ noises. Choose the word that is spelled correctly and fits BEST
The table shows the battery life of four different mobile phones. Mobile Phone Battery Life Phone Battery Life (hours) A 20 B 25 C 10 D 18 If 7.75% of the bat
In this experiment, "light source" is likely to be the _______ of the experiment, and "plant height" is likely to be the _______ of the experiment.
What is the quotient form of the ratio 2:10??
Write the polynomial function with zeros: 4i,2,-2
Mercedes saves $50 each month. Ken saves $40 each month, and he started at $100. After how many months will they have the same amount saved?
The taxon "species" may be defined by the following two concepts: reproductive isolation and