Question

Ma ajutati va rog? Multumesc frumos. 13,4-1,2×[16,5+0,2×6,5-(4,3-3:1,2+3×4,5)]

Answer 1

   13,4-1,2×[16,5+0,2×6,5-(4,3-3:1,2+3×4,5)] = 
= 13,4-1,2x[16,5+1,3-(4,3-2,5+13,5)] =
= 13,4-1,2x[17,8-(1,8+13,5)] =
= 13,4-1,2x(17,8-15,3) =
= 13,4-1,2x2,5 = 
= 13,4-3 = 
= 10,4