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How do you add $8 c^{2} - 4 + 2 c^{2} - 5 c + 6$ $8c^2-4 + 2c^2-5c+6$ ?

1 Answer

BB · Serena D.

Apr 10, 2018

$10 c^{2} - 5 c + 2$ $10c^2-5c+2$

Explanation:

First, combine like terms:

$8 c^{2} + 2 c^{2} - 5 c + 6 - 4$ $8c^2+2c^2-5c+6-4$

Now, do the addition/subtraction:

$10 c^{2} - 5 c + 2$ $10c^2-5c+2$

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