SOLUTION: My directions are: Solve the linear system. And i am given the two equations:
2c - d = -2 and
4c + d = 20.
I dont know what to do! can you please explain it and help? thank
Algebra.Com
Question 646934: My directions are: Solve the linear system. And i am given the two equations:
2c - d = -2 and
4c + d = 20.
I dont know what to do! can you please explain it and help? thank youuuu!
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
2c - d = -2
4c + d = 20
----------------
Add the equations to get:
6c = 18
c = 3
----
Solve for "d":
2c - d = -2
2*3 -d = -2
6 -d = -2
d = 8
---------------
Cheers,
Stan H.
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