Answer:
x = ±2
Step-by-step explanation:
A equation is given to us , which is ,

From <u>properties </u><u>of </u><u>logarithm </u>we know that ,

Applying this to LHS , we have ;

Now the bases of logarithm on LHS and RHS is same . On comparing , we have ;

Put square root on both sides,

Simplify ,

This is the required answer.
1. 15x
2. 21
3. 4
You’re welcome
You are able to express numbers in like halves
To get x by itself, you would add 13 to both sides. x=115