Question

what is the answer 25b • (3a2 - 1)

Answer 1

Answer:

Step-by-step explanation:

25b * (3a² - 1) = 25b * 3a² - 25b * 1

                     = 75ba² - 25b

Distributive law upon subtraction:

a(x - y) = ax - ay

Answer 2

Answer:

$25b(3a*2-1)=25b(6a-1)$

Step-by-step explanation:

$25b(3a*2-1)$

Multiply the numbers: $3 * 2 = 6$

$=25b(6a-1)$

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