Solve the following expressions : `3+2-1xx4div2`

Explanation

To solve the expression `3 + 2 - 1 x 4 ÷ 2`, we will follow the BODMAS rule, which stands for Brackets, Orders, Division, Multiplication, Addition, and Subtraction. This rule helps us determine the order in which to perform operations.

### Step-by-Step Solution:

1. **Identify the operations**: The expression contains addition (+), subtraction (-), multiplication (x), and division (÷).

2. **Perform Division and Multiplication first**: According to BODMAS, we handle division and multiplication before addition and subtraction.
- The expression is `3 + 2 - 1 x 4 ÷ 2`.
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