The answer is 30.
You have to look at the ends of the lines. Because there are no “+” signs at the end of the first and second lines, the “1” at the end of a line combines with the “1” at the start of the next line to form “11”.
The full equation becomes:
1 + 1 + 1 + 1 + 11 + 1 + 1 + 1 + 11 + 1 x 0 + 1 = ?
Following the order of operations: