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Maths fractional algebra help GCSE

Hi, I really need help with this question. I have not covered it yet in class but I would like to know how to do it since it has been bugging be for a day and I hate not being able to do questions. Here it is

Solve this

Clear steps as to how you got answers please, thanks :smile:

Reply 1

teshnit

times the whole thing by x+1 2x and 12

making it

X(2X)(12) - (X+1)(12) = 5(X+1)(2X)

24X^2 - 12X - 12 = 10X^2 + 10X

14X^2 - 22X - 12 = 0

7X^2 - 11X - 6 = 0

Factorise that or use quadratic formulae

BOOM.

PS: (7X + 3)(X - 2) = 0
X = -3/7
X = 2

(edited 13 years ago)

Reply 2