SOLUTION: Could someone help me with these problems? I have to solve for x and I do not know how or remember the steps. The brackets especially throw me off. Thank you so much. 3.) 3x -

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Question 374503: Could someone help me with these problems? I have to solve for x and I do not know how or remember the steps. The brackets especially throw me off. Thank you so much.

3.) 3x - 1 - x = 3x + 5
4.) -4(x + 7)= -16
5.) 5(x + 3) = 7(x - 5)

Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
3)

Start with the given equation.


Combine like terms on the left side.


Add to both sides.


Subtract from both sides.


Combine like terms on the left side.


Combine like terms on the right side.


Divide both sides by to isolate .


Reduce.


---------------

Answer:

So the solution is

==================================================================
# 4


Start with the given equation.


Distribute.


Add to both sides.


Combine like terms on the right side.


Divide both sides by to isolate .


Reduce.


--------------------

Answer:

So the solution is

==================================================================
# 6

Start with the given equation.


Distribute.


Subtract from both sides.


Subtract from both sides.


Combine like terms on the left side.


Combine like terms on the right side.


Divide both sides by to isolate .


Reduce.


------------------

Answer:

So the solution is


If you need more help, email me at jim_thompson5910@hotmail.com

Also, feel free to check out my tutoring website

Jim

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