Question

Solve step by step explaination:
$\frac{2}{5} + \frac{x}{5} = \frac{1}{2}$
​

Answer 1

Answer:

$\frac{2}{5} + \frac{x}{5} = \frac{1}{2} \\ \frac{2 + x}{5} = \frac{1}{2} \\ 2 + x = \frac{1}{2} \times 5 \\ 2 + x = \frac{5}{2} \\ 2 + x = 2.5 \\ x = 2.5 - 2 \\ x = 0.5$

Hope this helps you