LavenderSky
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In your notebook, set up the following addition using a vertical format and find the sum of the given polynomials.

7b + 3, -4b + 5 and -3+2

A.) 10b + 2

B.) 10

C.) 0

D.) b - 8

Please explain.

Respuesta :

sqdancefan
Terms containing b are added; terms not containing b are added. The sum of the b terms is 0, because 7-4-3 = 0. That leaves only the constant 3+5+2=10.

Selection B properly describes the sum.
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