jyronpinckney jyronpinckney
  • 02-03-2015
  • Mathematics
contestada

Which ordered triple is a solution of the following linear system?:

3n = -18
3m - 2n + 4p = 12
2m - 4n = 16

Respuesta :

konrad509
konrad509 konrad509
  • 02-03-2015
[tex]3n = -18\\ 3m - 2n + 4p = 12\\ 2m - 4n = 16\\\\ n=-6\\ 3m-2n+4p=12\\ m-2n=8\\\\ 3m-2\cdot(-6)+4p=12\\ m-2\cdot(-6)=8\\\\ 3m+12+4p=12\\ m+12=8\\\\ 3m=-4p\\ m=-4\\\\ 3\cdot(-4)=-4p\\ -4p=-12\\ p=3\\\\ \boxed{(m,n,p)=(-4,-6,3)}[/tex]
Answer Link

Otras preguntas

what is 4k+44=10k-10
If f(x)=2x+5 and g(x)3x3rd power +2x+4 what if f(g(2))
Calcium reacts with water. This reaction is represented by the balanced equation below. The aqueous product of this reaction can be heated to evaporate the wate
What questions can you ask about Cleopatra that incorporates either leadership and legacy. Eg. What long lasting impacts did Julius Caesar's reign have on the R
As an atom becomes an ion, its mass number(1) decreases(2) increases(3) remains the same
Adding a catalyst to a chemical reaction results in (1) a decrease in activation energy and a decrease in the reaction rate (2) a decrease in activation energy
Which half-reaction correctly represents reduction? (1) Mn4+ ==> Mn3+ + e- (2) Mn4+ ==>Mn7+ + 3e- (3) Mn4+ + e- ==>Mn3+ (4) Mn4+ + 3e- ==> Mn7+
Which statement best explains the role of a catalyst in a chemical reaction? (1) A catalyst is added as an additional reactant and is consumed but not regenerat
what is the root of irrelevant
which compound is an unsaturated hydrocarbon