Question

-5+3.(4-2.5)+90:45.(-1)=

Answer 1

89.5 Disp, resuelves los parentesis primero :)

-¡Espero y te ayude!

Answer 2

-5+3.(4-2.5)+90/45.(-1)
=-5+3.10+90/45.(-1)
=-5+30+2.(-1)
=5+30-2
=35-2
=33 
ojala te sirva