Answer:
21
Step-by-step explanation:
you subtract 7 and 4 and you will get 5 times 3 times 2 divide by 3 plus 11. then you divide 3 on both sides and you'll get 5 times 1 times 2 plus 11. then you multiply 5 with 2 and add 11. you'll get 10 plus 11 and you will get your answer as 21.