Hi guys. :) Basically as the title says can someone guide me through the problem of...

Make x the subject of

5(x-3) = y(4-3x)

Thanks any help and guidance would be greatly appreciated. :)

Printable View

- Feb 16th 2013, 02:14 AMMattA147Need guidance with rearranging a formula with two brackets and a letter that appears.
Hi guys. :) Basically as the title says can someone guide me through the problem of...

Make x the subject of

5(x-3) = y(4-3x)

Thanks any help and guidance would be greatly appreciated. :) - Feb 16th 2013, 02:33 AMPazeRe: Need guidance with rearranging a formula with two brackets and a letter that appe
Hi MattA147.

The question being begged is: 'How do you solve this problem explicitly for x'.

Changing the subject of a formula basically means that if you have a formula in the form: then the 'subject' of the formula is 'y'. Changing the subject to 'x' would yield: .

So in your problem we have: and we want to make 'x' the subject of the formula.

Let's start by getting rid of those parentheses:

Now let's solve for 'x':