Suppose a triangle with the vértices (-1,-4) ,(-1,-2) and (2,-2) were dilated with the center of dilation at the orgin and with a scale factor of 2 which of these would be a vertex of the dilated figure ? select three that apply.​

Solve: 3x+y=6 4x-2y=18 show all work !

Elena is paid a constant rate for each hour she works. the table shows the amounts of money that elena earned for various amounts of time that she worked.

Me its important ! marge runs an ice cream parlor. her speciality is triple chocolate sundaes.she can prepare 1 sundae every 2 minutes, and she earns $1.20 for each sundae she makes . if she just makes sundaes for a single shift of at most 4 hours and at least 2 hours , which function relates her earnings to the number of minutes she works?