Find the vertex of the parabola that represents a function f(x)=(x-5)^2+9

The jewelry store is having a sale. necklaces that were regularly priced at $23.50 are on sale for $18.80. what is the percentage of decrease in the price of necklaces?

Select the graph of the solution. click until the correct graph appears. |x| = 3

Select all expressions that are equivalent to 2(3x + 7y). question 1 options: 6x + 14y 6x + 7y 1(6x + 14y)