Step-by-step explanation:
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Problem: 6x-3(2-3x)
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First: we expand
6x-(6-9x)
Then we simplify
6x-6+9x
Collect like terms
(6x+9x)-6
Simplify:
15x-6
The answer is 15x-6
Answer:
choice 4) 33.5 in³
r = 4/2
V = 4/3πr³ = 4/3(3.14)(2³) = 33.5 in²
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