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2x² - 4x = x² - 3x + 12

2x² - 4x = x² - 3x + 12
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1 vote
2x² - 4x = x² - 3x + 12

User Ohumeronen
by
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1 Answer

2 votes

Answer:

4 and -3

Explanation:

2x²-x²-4x+3x=12

x²-x-12=0


x = \frac{1 + - \sqrt{ {1}^(2) - 4 * ( - 12 )* 1 } }{2 * 1}


x = (1 + - 7)/(2)

x1= 4 and x2= -3

User Andreikashin
by
8.0k points
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