If + means +, – means x, / means +, x means -, then 36*12+4 / 6 +2-3=?

+ means +
- means x
/ (devide) means +
x means –
36 * 12 + 4 / 6 + 2 – 3
36 – 12 + 4 + 6 + 2* 3
36-12+4+6+6
52-12=40