Предмет: Алгебра, автор: maybeV

(x+4)^2=x(x+3)
срочно!

Ответы

Автор ответа: Аноним

7

( х + 4 )² = х ( х + 3 )

х² + 8х + 16 = х² + 3х

х² + 8х - х² - 3х = -16

5х = -16

х = (-16) ÷ 5

х = -3,2.

Ответ : х = -3,2.

________________

Удачи))))

Автор ответа: MsGalina2019

0

Ответ:

Объяснение:

x²+8x+16=x²+3x

x²-x²+8x-3x=-16

5x=-16

x=-16/5

x=-3,2

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