Question

its really long

Answer 1

hurry up time is running

Answer 2

x+y5z=-28
x+y+9z=-48
x-2+9z=-51

Answer 3

this one is its a word problem

Answer 4

ok post them

Answer 5

x+y5z=-28
is it + or - z

Answer 6

three minutes

Answer 7

ok
x+y (+ or -)5z=-28
x+y+9z=-48
x-2y+9z=-51

Answer 8

if +5z

x = -4, y =1, z=-5

Answer 9

im sorry im going to tell the teacher i need more time on this test

Answer 10

ok