Simplify by combining like terms.-6b + 2b

A. -8b
B. 4b
C. -4b
D. -4b2


Answer: C

Mathematics

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What will be an ideal response?

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A. 1.6204 × 10-1 B. 1.6204 × 101 C. 1.6204 × 102 D. 1.6204 × 10-2

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Mathematics