Question
Solve each system of equations by either the addition method or the substitution method.$$\begin{aligned}&5 x-2 y=4\\&y=-3 x+9\end{aligned}$$
Step 1
This gives us: $$5x - 2(-3x + 9) = 4$$ Show more…
Show all steps
Your feedback will help us improve your experience
Amanda Tricario and 50 other Algebra educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
Solve each system of equations by either the addition method or the substitution method. $$\begin{aligned}&3 x=5 y-9\\&2 y=3 x+3\end{aligned}$$
Systems of Linear Equations
Solving Systems of Equations by the Addition Method
Solve each system of equations by either the addition method or the substitution method. $3 x=5 y-9$ $2 y=3 x+3$
Systems of Linear Equations in Two Variables
Solve each system by using either the substitution or the elimination-by-addition method, whichever seems more appropriate. $\left(\begin{array}{l}y=\frac{2}{3} x-4 \\ 5 x-3 y=9\end{array}\right)$
Systems of Equations
Elimination-by-Addition Method
Transcript
Watch the video solution with this free unlock.
EMAIL
PASSWORD