Question

(4x + 8x - 5) + (3x2 + 6x - 7)

Answer 1

7x^2 + 14x - 12

Explanation:

Add like terms:

(4x + 8x - 5) + (3x2 + 6x - 7) becomes:

4x^2 + 8x - 5 or (grouping like terms in columns):

+ 3x^2 + 6x - 7

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7x^2 + 14x - 12