Question
Solve each system by substitution.$$\begin{aligned}&y=2 x+3\\&3 x+4 y=78\end{aligned}$$
Step 1
This gives us: \[3x + 4(2x + 3) = 78\] Show more…
Show all steps
Your feedback will help us improve your experience
Ankit Gupta and 99 other Algebra 2 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 by the substitution method. $$\left\{\begin{array}{l}2 x-3 y=8-2 x \\3 x+4 y=x+3 y+14\end{array}\right.$$
Systems of Equations and Inequalities
Systems of Linear Equations in Two Variables
Solve each system by the substitution method. $\left\{\begin{array}{l}{2 x-3 y=8-2 x} \\ {3 x+4 y=x+3 y+14}\end{array}\right.$
Solve each system by substitution. $$\begin{aligned} &-3 x+y=2\\ &12 x-4 y=-8 \end{aligned}$$
Systems of Linear Equations: Two Variables
Transcript
Watch the video solution with this free unlock.
EMAIL
PASSWORD