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3 votes
3x-3=2x

Please help me...?
10 points given

User DmitryG
by
8.5k points

2 Answers

3 votes

3x-3=2x \\ \\ -3 = 3x - 3x \ / \ subtract \ 3x \ from \ each \ side \\ \\ -3 = -x \ / \ simplify \\ \\ 3 = x \ / \ multiply \ each \ side \ by \ -1 \\ \\ x = 3 \ / \ switch \ the \ sides \\ \\ Answer: \fbox {x = 3}
User DrRobotNinja
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8.3k points
3 votes
3x - 3 = 2x

Add 3 on both sides

3x - 3 + 3 = 2x + 3
3x = 2x + 3

Subtract 2x on both sides

3x - 2x = 2x + 3 - 2x
3x - 2x = 3
x = 3

So, your final answer is x = 3.
User Kashesandr
by
8.5k points