Question

-15+[(-12)-(+4)]-(-7-4)=

Answer 1

A) (-12) + (-11) --> -12 - 11 = -23
B) (+4) +(-6) -(+7) -(-6) +(+7) = 4 - 7 + 7 = 4
C) (+2) x (-3) x (+6) --> -( 2 x 3 x 6) --> - (6 x 6) --> -6² = -36
D) (-2) x 4x (+3): (-1) --> 2 x 4 x 3 --> 8 x 3 = 24
E) (-77): (+11) --> -(77 : 11) = -7. Boa sorte❤️