Question

$7-\frac{x}{2}=4\frac12$ ആയാൽ x ൻ്റെ വില എത്ര ?

• A. 5
• B. 7
• C. 9
• D. 3

Answer 1

Answer:

A. 5

$7-\frac{x}{2}=4\frac12$

$\frac{7\times2-x}{2}=\frac{4\times2+1}{2}$

$\frac{14-x}{2}=\frac{9}{2}$

$2[14-x]=9\times2$

$28-2x = 18$

$2x = 28 - 18$

$2x = 10$

$x = 10/2=5$