SOLUTION: c-5d=2 2c+d=4
Algebra
->
Equations
-> SOLUTION: c-5d=2 2c+d=4
Log On
Algebra: Equations
Section
Solvers
Solvers
Lessons
Lessons
Answers archive
Answers
Click here to see ALL problems on Equations
Question 179038
This question is from textbook
glencoe mathematics
:
c-5d=2
2c+d=4
This question is from textbook
glencoe mathematics
Answer by
monika_p(71)
(
Show Source
):
You can
put this solution on YOUR website!
c-5d=2 / multiply by -2
2c+d=4
-2c+10d=-4
2c+d=4
--------- add two equations
11d=0
d=0
then from first equation:
c=2-5d
substitute for d=0
c=2-5*0
c=2
Answer:
c=2
d=0