Question

2. 144 =(-12)+57 +{-9+(15 - 3 of 4)}]​

Answer 1

Step-by-step explanation:

144 = - 12 + 57 +(-9 +(15 - 12)

144 = - 12+57+(-9+3)

144 = - 12+57-6

144 = 57-18

144=39

144-39=105