Hi everyone,

I need some help with these exponential equations. I am required to use logarithms to solve them. I have hit a wall!

1. 2^x=30

2. 5^x-1=3^x

3. 3.5^3x+1=65.4

4. 16^x-4=3^3-x

5. 7^x-2=5^x

Help/explanations would be greatly appreciated!

Thanks so much!