2. (a) 28 : x = 200, find the value of x.
(b) If ( 3+4/x): (5+2/x) = 1, find the value of x.
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Answers
Answer:
a) x = 0.14
b) x = 1
Step-by-step explanation:
a) Given:
28 : x = 200 , That is;
Cross multiply :
28 = 200 × x
x = 0.14
b) Given :
, Lets take LCM
that is ;
The x in the denominator will get cancelled and we get the equation as ;
Cross multiply
3x + 4 = 5x + 2
3x - 5x = 2 - 4
- 2x = -2
x = 1
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