Question

Como resolver essa expressao -3×{[-2×(3+5)+2×(-3+2)]+3×(-5)}

Answer 1

-3×{[-2×(3+5)+2×(-3+2)]+3×(-5)}=
-3x{[-2x8+2x(-1)]-15}=
-3x{[-16-2]-15}=
-3x{-18-15}=
-3x{-33}=
+99