SOLUTION: 3x+y=6 6x+2y=10 Use substitution method to solve this system

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Question 179543This question is from textbook Academic Systems Elementar Algebra Personal Academic Notebook
: 3x+y=6
6x+2y=10
Use substitution method to solve this system
This question is from textbook Academic Systems Elementar Algebra Personal Academic Notebook

Answer by jojo14344(1513)   (Show Source): You can put this solution on YOUR website!

Given
In EQN 1, we get
, subst. in EQN 2

---->
---> This means these 2 Line Eqn's don't INTERSECT, but rather they're PARALLEL.
Via Slope-Intercept Form:
In EQN 3,
Let


Let

--->

In EQN 2:
--->

Let

Let
---->--->

Let's see the graph:
----->RED>>>> EQN1: GREEN>>>>EQN2
Thank you,
Jojo


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