2. Which action will solve the equation?
m + 20 = 9
(Points : 1)
Add 9 to each side.
Subtract 9 from each side.
Add 20 to each side.
Subtract 20 from each side.

Question 3.3. Solve for x.

|x| – 7 = 8

(Points : 1)
x = –1 or 1
x = 1
x = –15 or 15
x = 15

Question

2. Which action will solve the equation?
m + 20 = 9
(Points : 1)
       Add 9 to each side.
       Subtract 9 from each side.
       Add 20 to each side.
       Subtract 20 from each side.


Question 3.3. Solve for x.

|x| – 7 = 8

(Points : 1)
       x = –1 or 1
       x = 1
       x = –15 or 15
       x = 15

anonymous · Answer

2.) subtract 20 from each side 
3.3) -15 or 15