In the equation 2r - 7 = 15, what value of r makes this equation true?

W-16=-12 solve each one step equation plz

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%

Segment wx is shown explain how you would construct a perpendicular bisector of wx using a compass and a straightedge