Multiple Choice

In a logistics analysis, a team uses the system of equations 3x4y=9{}3x - 4y = -9 and 5x+3y=14{}5x + 3y = 14 to balance shipping costs. When solving this system by elimination, the first equation is multiplied by 3 and the second equation is multiplied by 4 to eliminate the yy variable. Which of the following equations is the correct result of adding the two equations together after these multiplications?

0

1

Updated 2026-05-21

Contributors are:

Who are from:

Tags

OpenStax

Intermediate Algebra @ OpenStax

Ch.4 Systems of Linear Equations - Intermediate Algebra @ OpenStax

Algebra

Recall in Bloom's Taxonomy

Cognitive Psychology

Psychology

Social Science

Empirical Science

Science

OpenStax Psychology (2nd ed.) Textbook

Related