The regression calculator shows the relationship between the hours Devin spent playing a video game X and the levels achieved which number of hours can be used to make an exploration of the level he cut achieve

225x²+4=0

225x²=0-4

225x²=-4

x²=-4/225

x=±√-4/225

whats the question?

step-by-step explanation:

answer: 16

step-by-step explanation: first you would add 6+6 which equals 12 then add 2+2 which equals 4. then add 12 + 4 which is 16.

hope this ^_^