SOLUTION: Could you please help me solve this equation with SUBSITUTION: Y=-4x Y=2x-3 I need to show my work.

Algebra ->  Graphs -> SOLUTION: Could you please help me solve this equation with SUBSITUTION: Y=-4x Y=2x-3 I need to show my work.      Log On


   

Question 529863: Could you please help me solve this equation with SUBSITUTION:
Y=-4x
Y=2x-3
I need to show my work.
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
(1) +y+=+-4x+
(2) +y+=+2x+-+3+
Substitute y in (1) for y in (2)
(2) +-4x+=+2x+-+3+
Add +4x+ to both sides
(2) +0+=+6x+-+3+
Add 3 to both sides
(2) +3+=+6x+
Divide both sides by 6
(2) +x+=+3%2F6+
(2) +x+=+1%2F2+