What is the vertex of f(x)=5^2+20-16

Aaron invested a total of $4,100, some in an account earning 8% simple interest, and the rest in an account earning 5% simple interest. how much did he invest in each account if after one year he earned $211 in interest? select one: a. $200 at 8%, $3,900 at 5% b. $3,200 at 8%, $900 at 5% c. $900 at 8%, $3,200 at 5% d. $3,900 at 8%, $200 at 5%

An equation in slope-intersept form the lines that passes thought (-8,1) and is perpindicular to the y=2x-17.

Which linear function represents the line given by the point-slope equation y + 1 = –3(x – 5)?