arowan96595 arowan96595

31-10-2021
Mathematics

contestada

7.
Solve (x-4)2 + 3x = (2x + 5)(x-7) – 13.
=
Give the exact answers in simplified surd form.

Respuesta :

Krissvrc Krissvrc

31-10-2021

x = 20

Sorry if I’m wrong!! But I think it’s right

Ver imagen Krissvrc

Answer Link

Madking30 Madking30

31-10-2021

Answer:

-3.5

Step-by-step explanation:

2x-8+3x=5x-8

5x-8=(2x+5)(x-7)-13

5x-8=2x+5+x-7-13

5x-8=3x-15

5x=3x-7

2x/2=-7/2

x=-3.5

Answer Link

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