Question

d=a+b+c
solve for c

Answer 1

just transfer all except c on other side

Answer 2

subtract from both sides (a+b) and will get easy solved it for c

hope tis will help you

Answer 3

@mLe

Answer 4

d = a + b + c
-a -a
-------------------------
-a + d = 0 + b + c

-a + d = b + c
-b -b
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[answer]