Question

5.[(-3+11).(-21+34)]

Answer 1

5.[(-3+11).(-21+34)]5.[8 . 13]5 . 104 
520

Resposta: 520

Answer 2

5x[(-3+11)x(-21+34)]
5x[8 x 13]
5x= 104
x= 104/5 = 20.8