Would Tip the Scales?

If something tips the balance or tips the scales, it is the thing that causes a particular situation to happen or a particular decision to be made, when other situations or decisions are possible: The teams were evenly matched until two quick goals from Donovan tipped the balance in favor of the U.S..

What's the meaning of tip the scales?

: to have (a specified weight) He tips the scales at 285 pounds.

What is the meaning of tip the scale negatively?

(idiomatic, intransitive) To change the fortunes, either positively or negatively. verb.