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 3627 views around the world You can reuse this answer Creative Commons License