Question

5x+4y-5z=26
2x-5y+2z=13
4x-3y+4z=19

Answer 1

2x-5y+2z=13
4x-3y+4z=19

u can eeliminate x and z

Answer 2

are you solving this with a matrix?

Answer 3

no substitoution

Answer 4

come on amanda you can get y from these 2 eqs

2x-5y+2z=13
4x-3y+4z=19

Answer 5

y=-1

Answer 6

yes

Answer 7

k next step ten minutes.

Answer 8

10 mins? it will take u at least 3 mins to solve it

here is x

x = 5

solve for z

Answer 9

z=5

Answer 10

i mean 4

Answer 11

no

Answer 12

5x+4y-5z=26
5*5-4 -5z =26
21 - 5z = 26
-5z = 5
z = -1

Answer 13

next question, u need to get the A

Answer 14

this one is really long.