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Mathematics, 19.08.2019 21:20 COOLIOMARIS

4. simplify the expression:
7x2 - 6+4x + 7 - 5x2 + x
a. 2x2 + 5x +1
b. 2x² + 4x +1
c. 12x² + 5x + 1
d. 12x² + 4x +1

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4. simplify the expression:
7x2 - 6+4x + 7 - 5x2 + x
a. 2x2 + 5x +1
b. 2x² + 4x +1
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