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12x+3=15x solve for x
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12x+3=15x solve for x

User Zekel
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Have a good lessons ;)

12x+3=15x solve for x-example-1
User Arjun J Rao
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7.2k points
2 votes

12x+3=15x\ \ \ \ |subtract\ 3\ from\ both\ sides\\\\12x=15x-3\ \ \ \ \ |subtract\ 15x\ from\ both\ sides\\\\-3x=-3\ \ \ \ \ |divide\ both\ sides\ by\ (-3)\\\\\boxed{x=1}\\\\check:\\\\L=12\cdot1+3=12+3=15\\R=15\cdot1=15\\\\L=R\ :)
User Chendesheng
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