Question

Solve 2x + 9 = 33

A.
7.5

B.
12

C.
21

D.
84

Answer 1

a) subtract 9 from both sides
b) divide both sides by 2

Answer 2

2x + 9 = 33
- 9 = -9
2x=24
/2= /2
x=12

Answer 3

satellite73, is correct.
First of all, subtract both sides of the equation by 9, what does that leave you with?
2x + 9 - 9 = 33 - 9? - What does that give you?

Answer 4

The key here is to isolate the x by doing the same thing to both sides of the equation.

Answer 5

In the end you ended up doing all the work for him...

Answer 6

Please do not give out direct answers, it is strictly against our Code of Conduct: http://openstudy.com/code-of-conduct