erateus erateus

07-06-2018
Mathematics

contestada

Solve 10(1 + 3b) = −20, justifying each step with an algebraic property.

Respuesta :

samwacker04 samwacker04

07-06-2018

The correct answer is B = -1

10(1 + 3B) = -20

10 + 30B = -20

-20 - 10 = -30

30B = -30

B = -1

Hope this helps :)

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