Thread: Linear Equations, Fractions

How would I work this problem out if I did not want to cross multiply?



I would think we should start with the LCD 3(3x+2) no?

Originally Posted by allyourbass2212

How would I work this problem out if I did not want to cross multiply?



I would think we should start with the LCD 3(3x+2) no?

I don't know why you would want to do it that way?

Multiply both sides by and and you get rid of both denominators and it becomes simple algebra to solve for x.

Originally Posted by allyourbass2212

How would I work this problem out if I did not want to cross multiply?



I would think we should start with the LCD 3(3x+2) no?

Is this what your trying to do with the LCD?






Because this still gives you



Which is the same as cross multiplying and dividing which gives



So you could do it that way, but it's much more work.