So you plug in the 3 into the equation 12-3(3)/2 + 3 [2(3)-4/3 You multiply the parentheses first 3 times 3 is 9 2 times 3 is 6 Then you plug it in again 12-9 / 2 plus 6-4/3 12-9 is 2/2 which is 1 1 plus 6-4/3 6-4 is 2 2/3 is you can stay it as a fraction or the decimal form is 1.5
1 plus 1.5 is 2.5 So your answer in decimal form is 2.5 Fraction form is 2 1/2