What's the algebraic expression represents the phrase? cindy studied seven more hours than nikki studied. a. n + 7 b. 7 - n c. 7n d. n/7

The la dodgers hit the most homeruns in 2014. the number of homeruns accounted for 6% of the entire major leauge baseball homerun count. if 583 total homeruns were hit, approximately how many did the la dodgers hit

I’m stuck on this equation, anyone got the answer?

Which is f(5) for the function –2x2 + 2x - 3?