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View Full Version : 4n + 9 = -3, (X + 5)/3 = 7, -1/2(X + 4) = 16, 21 = -3/2(X-2)



la la la la la
10-12-2008, 04:48 PM
Hello I needed help with these problems and show me step by step how to do them,I would grealty appreciate it if you could help me out.

1. 4n+9= -3

2. X+5= 7
3

3. -1/2(X+4)=16

4. 21=-3/2(X-2)

5. -3= 4(K+7)-15

6. 1-3/4 (V+2)= -5


Thanks for the help!=]

Subhotosh Khan
10-12-2008, 05:47 PM
Hello I needed help with these problems and show me step by step how to do them,I would grealty appreciate it if you could help me out.

1. 4n+9= -3

2. X+5= 7
3

3. -1/2(X+4)=16

4. 21=-3/2(X-2)

5. -3= 4(K+7)-15

6. 1-3/4 (V+2)= -5


Thanks for the help!=]

These are linear equations. If you do not know how to solve these, please go to:

http://www.purplemath.com/modules/solvelin.htm

where you'll find worked out examples.

If you are still stuck, please write back showing your work - indicating exactly where you are stuck - so that we know where to begin to help you.