Question

Help with Algebra Two?

Answer 1

I only need help with 43...If i see an example of how its done I should be able to do the other two

Answer 2

x=2
y=5
z=3

Answer 3

if you have a scientific calculator you can make a matrix. first line is the first equation second line second equation and so on. then use the rref calculation under the matrix menu. so much easier that way.