Question

Solve for c:
21+3c=4c+28

Answer 1

c = -7

Explanation:

3c + 21 = 4c + 28

21 = c + 28

-7 = c

Answer 2

c= -7

Explanation:

Subtract 3c from both sides

21+3c=4c+28

21=c+28

Subtract 28 from both sides

c= -7

Hope this helps! :)