Question

Alguien que me ayude pls


{[-4x(-15+7)]x5}:2x{-3+[3(-5+1)]-1}

Answer 1

Explicación paso a paso:

{[-4x(-15+7)]x5}:2x{-3+[3(-5+1)]-1}

={[-4x-8]x5}:2x{-3+[3-4]-1}

={20X-40}:2X{-3-1-1}

=-20X-40:2*X*-5

=10X+20*5X

=50X*5X+20

=250$x^{2}$+20