PL HELP! Solve each equation for the variable. Show every step in your work

-5(x+12)=20

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

In the geometric progression –3, 12, −48… what term is 3,072?

70 points ! pls 2. given the following two sets of data what is the union of the two sets and what is the intersection of the two sets. set a = {1, 2, 3, 4, 5, 6, 7, 8, 9} set b = {2, 4, 6, 8, 10, 12, 14} 3. given a regular deck of cards. describe a way of pulling cards that would create a dependent event and then one that would create an independent event. 4. what is the probability of drawing a red card and then drawing a spade without replacing the card that was drawn first?