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USPshnik [31]
2 years ago
15

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

Mathematics
1 answer:
Delicious77 [7]2 years ago
4 0
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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