Lemma
EasySystems
OpenStax, Elementary Algebra 2e §5.5 Solve Mixture Applications with Systems of Equations · Exercise 30 · Algebra · Systems

Solve Mixture Applications with Systems of Equations · Exercise 30

Translate to a system of equations and solve.

Mark wants to invest $10,000 to pay for his daughter’s wedding next year. He will invest some of the money in a short term CD that pays 12% interest and the rest in a money market savings account that pays 5% interest. How much should he invest at each rate if he wants to earn $1,095 in interest in one year?

Its source prints no answer for this problem, so there's nothing to check against.

~5 minWritten answer · check your work with Lemma

OpenStax, Elementary Algebra 2e · §5.5 Solve Mixture Applications with Systems of Equations · Exercise 30

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.