You are Here: Home >< Maths

# Maths Question

Announcements Posted on
Why bother with a post grad? Are they even worth it? Have your say! 26-10-2016
1. how would you solve 32^x =16^x-4
2. Sorry you've not had any responses about this. Are you sure you've posted in the right place? Here's a link to our subject forum which should help get you more responses if you post there.

Just quoting in Fox Corner so she can move the thread if needed
Spoiler:
Show
(Original post by Fox Corner)
x
3. Make everything to have 2^ then just rénovés the twos (equate term méthod)
5x = 4x -2
X = -2
As 2^5 is 32 And (2^5)^x becomes 5x when powers are equated after following the rules of indices.

## Register

Thanks for posting! You just need to create an account in order to submit the post
1. this can't be left blank
2. this can't be left blank
3. this can't be left blank

6 characters or longer with both numbers and letters is safer

4. this can't be left empty
1. Oops, you need to agree to our Ts&Cs to register

Updated: September 20, 2016
TSR Support Team

We have a brilliant team of more than 60 Support Team members looking after discussions on The Student Room, helping to make it a fun, safe and useful place to hang out.

This forum is supported by:
Today on TSR

### University open days

Is it worth going? Find out here

Poll
Useful resources

### Maths Forum posting guidelines

Not sure where to post? Read here first

### How to use LaTex

Writing equations the easy way

### Study habits of A* students

Top tips from students who have already aced their exams