Simplify: `(1/4xx2/7)-\ (5/(14)xx(-2)/3)+\ (3/7xx9/2)`

Explanation

To simplify the expression \((1/4 \times 2/7) - (5/14 \times -2/3) + (3/7 \times 9/2)\), we will follow these steps:

### Step 1: Multiply the fractions
First, we will calculate each term in the expression.

1. **First term**:
\[
\frac{1}{4} \times \frac{2}{7} = \frac{1 \times 2}{4 \times 7} = \frac{2}{28} = \frac{1}{14}
...