Problem on Algebraic Expression

Here is an algebra question on solving for the value of a variable. More algebra problems are solved for your better practice.

Topic : Solve for x

Showing cross multiplication procedure and solving an algebraic expression to find the value of an variable.

Question : Solve and find the value of x.

 x-4     x+1

----- = -----

  x      x-1

Solution :

 x-4     x+1

----- = -----

  x      x-1



x-4)(x-1)= x(x+1)

x2-4x-x+4 = x2+x

-5x+4 = x

-x     -x

-6x+4 = 0

6x = 4

6    6

x = 4/6 = 2/3

x = 2/3

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