SOLUTION: I am trying solve by graphing but my calculations are wrong. Can you help me?
5x-3y=15
2x-y=4
Algebra.Com
Question 907189: I am trying solve by graphing but my calculations are wrong. Can you help me?
5x-3y=15
2x-y=4
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
(1)
(2)
-------------------
(1)
-------------------
(2)
-----------------
Here are the plots:
My guess for the solution
is ( -3, -10 )
-------------
check:
Multiply both sides of (2) by
and subtract (2) from (1)
(1)
(2)
-----------------------
and
(1)
(1)
(1)
(1)
(1)
( -3, -10 )
OK
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