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# Subject of formula watch

1. Hey guys, I am confused with this question, I need help. Make (a) the subject of the formula 1) p(a+b)=q(a-b) Is the answer: A=-pb-pb/p-q
2. (Original post by toby2134)
Hey guys, I am confused with this question, I need help. Make (a) the subject of the formula 1) p(a+b)=q(a-b) Is the answer: A=-pb-pb/p-q
1) Expand the brackets.
2) Move the terms in a onto one side.
3) Factorise.

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3. (Original post by kingaaran)
1) Expand the brackets.
2) Move the terms in a onto one side.
3) Factorise.

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Thanks! So is it correct?
4. (Original post by toby2134)
Thanks! So is it correct?
Yep

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