もらえれば

if [someone] could [do something] for [someone]

→ 貰う

もらえ have someone do (something for you), get someone to do (something) + れば Conditional (“if”)

auxiliary Rare #42,595

if [someone] could [do something] for [someone] Used after the -て form of a verb to express receiving a favor or getting someone to do something.

JA: 手伝ってもらえれば助かります。

EN: I'd appreciate it if you could help me.

Conjugation of 貰う

Conditional

I'll do the job if you pay me.

If you look at me closely, you should be able to tell that I’m shorter than this.

— 甘い生活 (1960)

I hope this piece of evidence is enough to convince Mr. Whitmore...

— アトランティス失われた帝国 (2001)