Question

(-2){(-5)+(-25)}×(-7)-(4-6)

Answer 1

(-2){-5-25}*(-7)-(-2)

(-2){-30}*(-7)+2

60*(-7)+2

-420+2=-418

Answer 2

(-2){(-5)+(-25)}×(-7)-(4-6)
-2{-30}×(-7)-(-2)
-420-(-2)
-420+2
-418