How do you evaluate the expression 12-9/3-2? Algebra Expressions, Equations, and Functions PEMDAS 1 Answer smendyka Dec 5, 2016 7 Explanation: First, factor the fraction to remover the fraction: 12 - 9/3 - 2 -> 12 - (3/3)(3/1) - 2 -> 12 - cancel(3/3)(3/1) - 2 -> 12 - 3/1 - 2 -> 12 - 3 - 2 -> 9 - 2 -> 7 Answer link Related questions What is PEMDAS? How do you use PEMDAS? How do you use order of operations to simplify 3(7-2)-8? What are common mistakes students make with PEMDAS? How do you evaluate the expression 5[8+(3-1)]-2? How do you simplify the expression 4(30-(3+1)^2)? How do you evaluate the expression x^4+x if x=2? Is it okay to add first before subtracting in 4-6+3? How do you simplify (-3)^2+12*5? How do you simplify (4-2)^3-4*8+21div3? See all questions in PEMDAS Impact of this question 3510 views around the world You can reuse this answer Creative Commons License