Verb, 9 letters meaning to determine amount or number of something mathematically

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.

What is the factored form of the following expressions? d^2 – 13d + 36

Landon wrote that 3−2.6=4. which statement about his answer is true?