Which steps would you use to solve this equation? Check all that apply. p + 7 = 12 Subtract 7 from both sides of the equation. Subtract 7 from 7. 7 – 7 = 0 and 12 – 7 = 5, so p = 5. Substitute 12 for p to check the solution. Substitute 5 for p to check the solution. plz help im giving out brainlist

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old

Billy plotted −3 4 and −1 4 on a number line to determine that −3 4 is smaller than −1 4 .is he correct? explain why or why not

Evaluate 3(a + b + c)squared for a = 2, b = 3, and c = 4. a. 54 b. 243 c.729 add solution .