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krok68 [10]
3 years ago
11

What are the two answers for x in decimal form? 2x(x + 1.5) = -1

Mathematics
1 answer:
umka2103 [35]3 years ago
5 0

Answer:

x =  - 1 \: and \: x =  - 0.5

Step-by-step explanation:

2x(x + 1.5) =  - 1 \\ 2x {  }^{2}  + 3x + 1 = 0 \\ (x + 1)(2x  + 1) = 0 \\ x =  - 1 \: and \: x =  - 0.5

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