Question

In the following exercises, decide whether it would be more convenient to solve the system of equations by substitution or elimination. (a) $\left\{\begin{array}{l}y=7 x-5 \\ 3 x-2 y=16\end{array}\right.$ (b) $\left\{\begin{array}{l}12 x-5 y=-42 \\ 3 x+7 y=-15\end{array}\right.$

Name: Problem 65, Chapter 4: Intermediate Algebra
Uploaded: 2021-07-21T19:54:38-08:00
Duration: 1 min 1 s
Channel: Edward Downes
Description: In the following exercises, decide whether it would be more convenient to solve the system of equations by substitution or elimination. (a) { y=7 x-5 3 x-2 y=16 . (b) { 12 x-5 y=-42 3 x+7 y=-15 .

   In the following exercises, decide whether it would be more convenient to solve the system of equations by substitution or elimination.
(a) $\left\{\begin{array}{l}y=7 x-5 \\ 3 x-2 y=16\end{array}\right.$
(b) $\left\{\begin{array}{l}12 x-5 y=-42 \\ 3 x+7 y=-15\end{array}\right.$

Intermediate Algebra

Lynn Marecek 1st Edition

Chapter 4, Problem 65

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In the following exercises, decide whether it would be more convenient to solve the system of equations by substitution or elimination. (a) $\left\{\begin{array}{l}y=7 x-5 \\ 3 x-2 y=16\end{array}\right.$ (b) $\left\{\begin{array}{l}12 x-5 y=-42 \\ 3 x+7 y=-15\end{array}\right.$