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 Elementary Math Fractions, Percentages, Word Problems, Equations, Inequations, Factorization, Expansion

 May 21st, 2016, 11:39 AM #1 Newbie   Joined: May 2016 From: UK Posts: 6 Thanks: 0 Can anyone explain this to me in a really simple way? Could someone please explain this simply ass i really do not get how to do it!! Transpose the following to make the letter in the bracket the subject. If XY+X=7 (X) Thanks
 May 21st, 2016, 11:48 AM #2 Math Team   Joined: Dec 2013 From: Colombia Posts: 7,671 Thanks: 2651 Math Focus: Mainly analysis and algebra You can take a common factor out of the two terms on the left $xy+x=x(y+1)$.
 May 21st, 2016, 11:51 AM #3 Newbie   Joined: May 2016 From: UK Posts: 6 Thanks: 0 I don't understand how you get that though? Where did the 1 come from?
May 21st, 2016, 01:24 PM   #4
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 Originally Posted by theoallen I don't understand how you get that though? Where did the 1 come from?
$\displaystyle x=x\times 1$

May 21st, 2016, 01:31 PM   #5
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 Originally Posted by theoallen I don't understand how you get that though? Where did the 1 come from?
Multiply out $x(y+1)$. Where does the 1 go?

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