SOLUTION: How do I solve the linear system 3x - 4y = 1 and y = - 2x + 8 and write my anwser for the y coordinate?

Algebra ->  Algebra  -> Coordinate Systems and Linear Equations -> SOLUTION: How do I solve the linear system 3x - 4y = 1 and y = - 2x + 8 and write my anwser for the y coordinate?      Log On

Ad: You enter your algebra equation or inequality - Algebrator solves it step-by-step while providing clear explanations. Free on-line demo .
Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!
Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!

   

Question 421742: How do I solve the linear system 3x - 4y = 1 and y = - 2x + 8 and write my anwser for the y coordinate?
Answer by rfer(12644) About Me  (Show Source):
You can put this solution on YOUR website!
3x-4(-2x+8)=1
3x+8x-32=1
11x=33
x=3
-----------
3*3-4y=1
9-4y=1
-4y=-8
y=2
-------------
(3,2)
----------------
proof
2=-2*3+8