MediumSystems

OpenStax, Algebra and Trigonometry 2e §11.2 Systems of Linear Equations: Three Variables · Exercise 12 · Algebra · Systems

Systems of Linear Equations: Three Variables · Exercise 12

Determine whether the ordered triple given is the solution to the system of equations.

$x - y = 0 x - z = 5 x - y + z = - 1$ and $(4, 4, - 1)$

~8 minWritten answer · check your work with Lemma

OpenStax, Algebra and Trigonometry 2e · §11.2 Systems of Linear Equations: Three Variables · Exercise 12

Stuck? A gentle nudge

No hints for this one.

Something off?

Workspace

Your working

Check your full solution

Attach photos of your pages (up to 3) or one PDF — or check what you typed above. Lemma reads the work and verifies the reasoning, not just the answer.

Your first check today doesn't need an account.

Your photos and PDFs are read once and not stored — only the transcription is kept.