Question

by what number should [(-5/2)3]-3be multiplied to get (-2/5)5

Answer 1

let the number multiplied be a

[(-5/2)3] x a = (-2/5)5 (5 gets cut -2 remains)

[(-15/2)] x a = (-2) [-x-=+]

15a/2 =2

a= 4/15