SOLUTION: x=4 4x+ 5y=-9

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons -> SOLUTION: x=4 4x+ 5y=-9      Log On


   

Question 178844: x=4
4x+ 5y=-9
Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
x=4.........eq 1
4x+5y=-9....eq 2
:
take x's value from eq 1 and plug it into eq 2
:
4(4)+5y=-9
:
-5y=-25
:
highlight%28y=5%29
:
x=4 and y=5
: