Answer:
n=13.5
Explanation:
2[(14 - 3) + 43÷4] - 2.5 × 12 = n
2[11+10.75]-2.5×12=n
2[21.75]-2.5×12=n
43.5-2.5×12=n
43.5-30=n
13.5=n aka n=13.5
5.7m questions
7.4m answers