galindojoshua06 galindojoshua06

05-04-2018
Mathematics

contestada

10x3 + 3x2 – 20x – 6

(10x3 + 3x2) + (–20x – 6)

x2(10x + 3) + (_______)(10x + 3)

Teresa is factoring this polynomial by grouping. Which number goes in the blank to complete the step?

Respuesta :

AndyS12 AndyS12

05-04-2018

-2
Because -2(10x+3) is (-20x-6) when you distribute

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