greisman676 greisman676

01-12-2020
Mathematics

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Use substitution to write an equivalent quadratic equation.
(3x + 2)2 + 7(3x + 2) – 8 = 0

ANSWER IS ✔ u² + 7u - 8 = 0, where u = 3x + 2

Respuesta :

Nrsemans Nrsemans

03-12-2020

Answer:

it's u^2+7u-8=0 where u=3x=2

AKA the second one down

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