Question

What is the solution to this equation?

In(2x + 4) = ln(x + 3)
A. x = -1
B. x = 7
C. x = 1
D. x = -7

Answer 1

x = - 1

Explanation:

2x + 4 = x + 3

Subtract x on both sides,

2x - x + 4 = x - x + 3

x + 4 = 3

Subtract 4 on both sides,

x + 4 - 4 = 3 - 4

x = - 1