Question

0.5x + x/3 = 0.25x + 7

Answer 1

$0.5x + \frac{x}{3} = 0.25x + 7$

⇒1.5x+x=0.75x+21

⇒(2.50−0.75)x=21

⇒1.75x=21

$⇒x = \frac{21}{1.75} \times 100$

⇒x=12