Question

What is the solution of log(2f+4)=log(14-3f)
A)-18
B)-2
C)2
D)10

Answer 1

f = 2

Explanation:

equate the log

therefore,

2f + 4 = 14 - 3f

collect like terms

2f + 3f = 14 - 4

5f = 10

divide through by 5

f = 10/5

f = 2