From Karlena: I am supposed to write the augmented matrix of the system and use the matrix method to solve the system. I must show my work algebraically

x+y+2z=30
2x+3y+2z=53
x+2y+3z=47 Answered by Harley Weston.

From A student: Hi my math teacher asked us to solve an augmented matrix. I am in twelfth grade and need help. The book we are working on is college algebra. Here it is

a+2b+c=0 2a+5b+4c=-1 a-b-9c=-5

Answered by Penny Nom.

Page 1/1

Math Central is supported by the University of Regina and The Pacific Institute for the Mathematical Sciences.