Question

Which mathematical sentence represents the solution dor d in the equation 6e = ef + 3d
A. d = 6e - ef/3
B. d = 6e + ef/3
C. d = 2e - ef/3
D. d = 2e + ef/3

Helpp ! i know its not D

Answer 1

6e = ef + 3d
subtract ef from each side

Answer 2

Can you explain a little bit more ? Im still confused

Answer 3

6e = ef + 3d
- ef - ef
6e - ef = ef -ef +3d
6e - ef = 3d
divide by 3
2e - ef/3 =d

Answer 4

hmm okay, thank you