what is 15-(3)^2÷(5+4)*3

12 is your answer  hope this helps

15-(3)²÷(5+4)*3 . Apply PEMDAS principle: You start with: P = parenthesis, after E = exponents, after  M = multiplication, after D = division, after  A = addition, after S = subtraction 15-(3)²÷(5+4)*3, let's apply PEMDAS P) 15 - 3² ÷9*3 E) 15 -9 ÷ 9*3 M) 15 - 9 ÷ 27 D) 15 - 1/3 A) Not available S) 44/3