Can someone help please? i don’t wanna fail :(

An equation representing lyle’s hedge-trimming business is a = 12n - 300 where a is the amount of profit or loss in dollars and n is the number of hedges trimmed. how would the graph of lyle’s business change if the equation a = 10n - 300 represented his business? the graph would be flatter. the graph would be steeper. the graph would start closer to the origin. the graph would start lower on the y-axis.

The vet charges $45 for an office visit and $10 for each vaccination your dog needs. write an eaquation

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?