reinforce (someone's) argument

Translations
укрепить (чей-то) аргумент
The statistics helped to reinforce his argument during the debate.
Статистика помогла укрепить его аргумент во время дебатов.
Definitions
To provide additional support or evidence to strengthen someone's position or viewpoint in a discussion or debate.
Words
reinforce

verb
укреплять
someone's

pronoun
чей-то
argument

noun
аргумент