1.

Subtract the following expression: 22ab 30a2b + 2b from 50a2b 6b2a 5b.

A. 22ab 80a<sup>2</sup>b 6b<sup>2</sup> 7b
B. 80a<sup>2</sup>b 6b<sup>2</sup> + 7b 22ab
C. 80a<sup>2</sup>b 6b<sup>2</sup> 7b 22ab
D. 80a<sup>2</sup>b + 6b<sup>2</sup> 7b
Answer» D. 80a<sup>2</sup>b + 6b<sup>2</sup> 7b


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