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3 years ago

8

5x + 4x2 - 9x + 8x2

2 answers:

Maurinko [17]3 years ago

7 0

$\begin{cases}\bf \large{\purple{ \implies}} \tt \: 5x \: + \: 4 {x}^{2} \: - \: 9x \: + \: 8 {x}^{2} \\ \\ \bf \large{\purple{ \implies}} \tt \: 4 {x}^{2} \: + \: 8 {x}^{2} \: + \: 5x \: - 9x \\ \\ \bf \large{\purple{ \implies}} \tt \: 12 {x}^{2} \: - \: 4x \end{cases}$

natima [27]3 years ago

4 0

Answer:

12x^2-4x

Step-by-step explanation:

5x + 4x^2 - 9x + 8x^2

Combine like terms

4x^2+8x^2+5x-9x

12x^2-4x

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