Tell whether the expressions in each pair are equivalent

5·(4-4) and 0

Isee the amount was $90.00 then reduced to $75.00 , what is the percent ?

Find the solution of system of equation y= x-4 y=4x+2

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.