Question

Help!
Solve the following system of equations:

2x + 4y - 3z = -7
3x + y + 4z = -12
x + 3y + 4z = 4

Answer 1

isolate the variable

Answer 2

What are you solving for?

Answer 3

x, y, and z

(-6, -2, -1)

(6, -2, -1)

(-6, 2, 1)

(6, 2, 1)
those are the choices

Answer 4

for the first one?

Answer 5

for all of them. i guess they have to have the same answer?

Answer 6

Idk, I am only 13 haha.

Answer 7

its ok thanks for the help though