Question

Solve the following system of equations.
4x – 3y + z = –9
x + 2y + 2z = 5
x – 2y + 3z = –2

Answer 1

(1, 1, –10)

(1, 2, –7)

(–1, 2, 1)

(–1, 1, 0)

Answer 2

Pick two equations, and eliminate one variable, solve for one of the remaining. Grab another set of equations and substitute the variable you just solved for, and repeat.

Answer 3

so its C?

Answer 4

Yes it is, good job.