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Answered

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The expression 3(x2−1)−(x2−7x+10) 3 ( x 2 − 1 ) − ( x 2 − 7 x + 10 ) is equivalent to

Sagot :

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Answer:

The simplified expression is

2x2+7x−13.

Step-by-step explanation:

Explanation:

Since this isn’t an equation, but rather an expression, it can only be simplified, not evaluated.

So let’s simplify it.

First distribute the

t (x2−1)

⇒3x2−3−(x2−7x+10)

Distribute the negative sign and drop the parentheses

:⇒3x2−3−x2+7x−10

Combine like terms:

⇒2x2+7x−13

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