which of the following expression is equivalent to 19 x (4 3/5 - 2.75) - 12 1/2 1. 12.5 -19 x(1.85) 2. -12.5 + 19 x (1.85) 3. 19 x ( 4 3/5 - 2 2/4 ) - 12.5 4. -12.5 + ( 19 - 1.85)