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2 years ago

5

-2/5x - 1/2 + x = -40/11

1 answer:

IgorLugansk [536]2 years ago

7 0

Answer: x = 6.56

Step-by-step explanation: -0.4x - 0.5 + x = 3.63

-0.4x^2 - 0.5 = 3.63

-0.4x^2 = 4.13

0.63x = 4.13

x = 6.56

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