Pls explain don't just give me the simplify each expressions
a) x+x+x+x
b) k+6k-3k
PLEASEEE HELPPP

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? 1. define a variable for the situation. 2. write an inequality that represents the situation. 3.solve the inequality to find out how many months he needs to keep the website for site a to be less expensive than site b. 4. using words, describe how many months he needs to keep the website for site a to be less expensive than site b.

Standard deviation of 19,29,21,22,23

Labc is reflected across x = 1 and y = -3. what are the coordinates of the reflection image of a after both reflections?