そうすりゃ

if you do that

→ そう
phrase Rare #37,217
if you do that A very informal contraction of そうすれば. It can also mean “then” when describing the result of an action.
JA: そうすりゃ、問題は解決するよ。
EN: If you do that, the problem will be solved.

そうすりゃ出入り自由で何でも手に入る

That way, you can come and go freely and get anything you want.

— 預言者 (2009)

そうすりゃあたしはもっといい男を見つけてやる.

Then I’ll find myself a much better man.

— もののけ姫 (1997)

そうすりゃすぐ水をやる

Then water it right away.

— 続・夕陽のガンマン (1966)

そうすりゃ気が楽になるだろう

That’ll make you feel better.

— Article 15 (2019)