FrostByte
FrostByte FrostByte
  • 02-10-2017
  • Mathematics
contestada

35 POINTS. I need help! Please!

35 POINTS I need help Please class=
35 POINTS I need help Please class=
35 POINTS I need help Please class=

Respuesta :

Аноним Аноним
  • 02-10-2017
there is no solution  for the first one

if you eliminate y   you get 2 equations
-13x - 13z = -25
-13x - 13x = -15    

- there is no solution to theses

a23  means the element in the second  row and the 3rd column

so its -5 
Answer Link

Otras preguntas

would the sequence 5,11,18,26 be arithmetic/ geometric or neither arithmetic: common difference geo: common ratio neither: how if the pattern obtain ?
I WILL MARK BRAINLIEST
help meeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee
Find the exact area of the shaded please helppp ILL GIVE BRAINLIESTTTTTT
What are the main issue of the battle of Britine to study for it
The area of a triangle is 21 in The base is 7cm. What is the height?
Select which options below are responsibilities A.Pay taxes B.Serve in court C.Respect the rights and property of others D.Participate in your community
Which of the following is NOT an example of a rite? A. baptism. B. christening. C. funeral. D. debriefing.
Use the quadratic formula to solve for X. Round your answer to the nearest hundredth. If there is more than one solution, separate them with commas.
What are the MAJOR ISSUES that are shown to us by studying battle of Berlin​