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15-06-2021
Mathematics

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two solutions of x(18 – x) = 2(9x – 32).

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Аноним Аноним

15-06-2021

Answer:

x = -8

x = 8

Step-by-step explanation:

x(18 – x) = 2(9x – 32)

distribute

18x - x² = 18x - 64

Subtract 18x from both sides

-x² = -64

multiply both sides by -1

x² = 64

Take the square root of both sides

x = ± 8

x = -8

x = 8

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