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23 votes
23 votes
2a -c = d-r, solve for a

User James Thorpe
by
2.9k points

1 Answer

13 votes
13 votes
hope this helps !

Add
c
c
to both sides of the equation.
2
a
=
d

r
+
c
2
a
=
d
-
r
+
c
Divide each term in
2
a
=
d

r
+
c
2
a
=
d
-
r
+
c
by
2
2
and simplify.
2a -c = d-r, solve for a-example-1
User Praful Bhatnagar
by
3.3k points