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

What is the name of the process in which an organism makes a new organism? A. mutation B. fertilization C. variation D. reproduction
write 5.2 as the quotient of two integers A...11/3 B...21/5 C...26/5 D...51/10
Identify the basic structure of a chemical equation?
Modern Western ideas about freedom, the value of the individual, forms of government, and systems of law came from __________. (Points : 2) Africa and India Gre
What Chinese dynasty rebuilt the city of beijing?
Which of the following was true of Nixon's presidency? A. It oversaw the establishment of the Environmental Protection Agency. B. It tried to overthrow Johns
Which young French officer became a general on Washington's staff and his lifelong friend? A. George Rogers Clark B. Nathanial Greene C. Marquis de Lafayette D.
Determine the quantity of work done when a crane lifts a 100-N block from 2 m above the ground to 6 m above the ground. A. 100 J B. 200 J C. 400 J D. 600 J
How do I solve Teachers divided students into groups of 3. Each group of 3 wrote a report that had 9 pictures in it. The students used 585 pictures altogether.
Which fraction is greater than 2/3? A. 1/12 B. 2/6 C. 5/12 D. 6/8