Question

3:4 -x= 1:3 .find the value of x

Answer 1

Answer:

x =-5

Step-by-step explanation:

given 3:4 -x = 1:3

$\frac{3}{4-x} = \frac{1}{3} \\4 -x = 9\\x = 4 -9\\x = -5$

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Answer 2

Answer:

The value of x is -5

Step-by-step explanation:

3 : 4-x  =  1 : 3

    $\frac{3}{4-x}$  =  $\frac{1}{3}$  

cross multiply,

(4-x)×1  =  3×3

    4-x   =  9

      -x   =  9-4

      -x   =  5

       x   =  5/-1

            =  -5