2 years ago

What is happening at this step in the equation solving process for 3x+7=5x 7=2x

2 answers:

NeX [460]2 years ago

8 0

3x+7=5x
-3x -3x
7=2x
(Divide both sides by 2)
x=3.5

3 0

Your subtracting 3x from 5x: 5x-3x
This is so you only have a variable on one side

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