InnocentSoul
InnocentSoul InnocentSoul
  • 21-09-2018
  • Mathematics
contestada

Solve the system. -a+4b+2c=-8 3a+b-4c=9 b=-1
A. (0,1,1)
B. (-1,-1,2)
C. (1,1,-2)
D. (2,-1,-1)

Respuesta :

tasnim07 tasnim07
  • 21-09-2018
-a+4b+2c=8
-2+4b+2c=8

3a+b-4c=9 b=-1
3a-1-4c=9
Answer Link
abg101603
abg101603 abg101603
  • 25-11-2019

Answer:

The awnser is D

Answer Link

Otras preguntas

How to study for a test on Isotopic Notations
The polis can best be described as a moral community of citizens. A. True B. False
What factors led to the fall of the empire of Ghana? Climate change and foreign invasions Lack of weapons and livestock Lack of unity and destruction of Koum
Which of the following words is derived from Greek? A. abhorrence B. abscond C. catalyst D. herbicide
Which statement best explains the function of the bulleted list in this excerpt?
if 4/5 of the population of a certain town is considered to be middle class and the population of the town is 2000 how many people are considered middle class
Where is Sufism practiced today?
f Mary deposits $275 in principal at an interest rate of 3.2 percent, how much interest will she earn in one year?A. $8.8oB. $880C. $88D. $18.80
find the value of 4×10exponent2
a student pushes a box with a total mass of 50kg. what is the net force on the box if it accelerates 1.5 m/s^2?